Beta Firmware/Apple Watch/8.x

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Revision as of 22:48, 15 February 2022 by Nicolas17 (talk | contribs) (Add 8.5 beta 3)
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Apple Watch Series 3

Watch3,1

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch3,1 5.71.00 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch3,1 5.80.00 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch3,1 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch3,1 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch3,1 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch3,1 5.80.01 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch3,1 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch3,1 31 August 2021
8.0 RC 15.0 RC 19R346 Watch3,1 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch3,1 5.80.00 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch3,1 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch3,1 5.80.01 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch3,1 13 October 2021
8.1 RC 15.1 RC 19R570 Watch3,1 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch3,1 6.20.00 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch3,1 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch3,1 6.20.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch3,1 2 December 2021
8.3 RC 15.2 RC 19S55 Watch3,1 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch3,1 6.20.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch3,1 6.20.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch3,1 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch3,1 6.20.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch3,1 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch3,1 6.20.01 15 February 2022

Watch3,2

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch3,2 5.71.00 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch3,2 5.80.00 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch3,2 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch3,2 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch3,2 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch3,2 5.80.01 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch3,2 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch3,2 31 August 2021
8.0 RC 15.0 RC 19R346 Watch3,2 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch3,2 5.80.00 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch3,2 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch3,2 5.80.01 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch3,2 13 October 2021
8.1 RC 15.1 RC 19R570 Watch3,2 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch3,2 6.20.00 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch3,2 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch3,2 6.20.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch3,2 2 December 2021
8.3 RC 15.2 RC 19S55 Watch3,2 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch3,2 6.20.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch3,2 6.20.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch3,2 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch3,2 6.20.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch3,2 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch3,2 6.20.01 15 February 2022

Watch3,3

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch3,3 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch3,3 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch3,3 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch3,3 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch3,3 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch3,3 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch3,3 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch3,3 31 August 2021
8.0 RC 15.0 RC 19R346 Watch3,3 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch3,3 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch3,3 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch3,3 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch3,3 13 October 2021
8.1 RC 15.1 RC 19R570 Watch3,3 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch3,3 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch3,3 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch3,3 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch3,3 2 December 2021
8.3 RC 15.2 RC 19S55 Watch3,3 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch3,3 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch3,3 12 January 2022
8.4 RC 15.3 RC 19S546 Watch3,3 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch3,3 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch3,3 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch3,3 15 February 2022

Watch3,4

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch3,4 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch3,4 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch3,4 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch3,4 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch3,4 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch3,4 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch3,4 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch3,4 31 August 2021
8.0 RC 15.0 RC 19R346 Watch3,4 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch3,4 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch3,4 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch3,4 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch3,4 13 October 2021
8.1 RC 15.1 RC 19R570 Watch3,4 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch3,4 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch3,4 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch3,4 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch3,4 2 December 2021
8.3 RC 15.2 RC 19S55 Watch3,4 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch3,4 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch3,4 12 January 2022
8.4 RC 15.3 RC 19S546 Watch3,4 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch3,4 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch3,4 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch3,4 15 February 2022

Apple Watch Series 4

Watch4,1

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch4,1 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch4,1 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch4,1 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch4,1 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch4,1 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch4,1 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch4,1 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch4,1 31 August 2021
8.0 RC 15.0 RC 19R346 Watch4,1 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch4,1 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch4,1 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch4,1 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch4,1 13 October 2021
8.1 RC 15.1 RC 19R570 Watch4,1 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch4,1 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch4,1 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch4,1 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch4,1 2 December 2021
8.3 RC 15.2 RC 19S55 Watch4,1 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch4,1 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch4,1 12 January 2022
8.4 RC 15.3 RC 19S546 Watch4,1 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch4,1 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch4,1 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch4,1 15 February 2022

Watch4,2

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch4,2 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch4,2 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch4,2 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch4,2 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch4,2 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch4,2 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch4,2 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch4,2 31 August 2021
8.0 RC 15.0 RC 19R346 Watch4,2 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch4,2 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch4,2 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch4,2 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch4,2 13 October 2021
8.1 RC 15.1 RC 19R570 Watch4,2 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch4,2 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch4,2 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch4,2 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch4,2 2 December 2021
8.3 RC 15.2 RC 19S55 Watch4,2 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch4,2 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch4,2 12 January 2022
8.4 RC 15.3 RC 19S546 Watch4,2 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch4,2 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch4,2 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch4,2 15 February 2022

Watch4,3

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch4,3 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch4,3 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch4,3 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch4,3 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch4,3 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch4,3 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch4,3 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch4,3 31 August 2021
8.0 RC 15.0 RC 19R346 Watch4,3 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch4,3 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch4,3 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch4,3 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch4,3 13 October 2021
8.1 RC 15.1 RC 19R570 Watch4,3 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch4,3 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch4,3 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch4,3 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch4,3 2 December 2021
8.3 RC 15.2 RC 19S55 Watch4,3 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch4,3 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch4,3 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch4,3 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch4,3 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch4,3 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch4,3 4.02.01 15 February 2022

Watch4,4

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch4,4 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch4,4 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch4,4 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch4,4 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch4,4 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch4,4 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch4,4 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch4,4 31 August 2021
8.0 RC 15.0 RC 19R346 Watch4,4 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch4,4 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch4,4 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch4,4 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch4,4 13 October 2021
8.1 RC 15.1 RC 19R570 Watch4,4 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch4,4 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch4,4 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch4,4 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch4,4 2 December 2021
8.3 RC 15.2 RC 19S55 Watch4,4 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch4,4 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch4,4 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch4,4 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch4,4 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch4,4 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch4,4 4.02.01 15 February 2022

Apple Watch Series 5

Watch5,1

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,1 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,1 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,1 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,1 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,1 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,1 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,1 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,1 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,1 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,1 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,1 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,1 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,1 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,1 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,1 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,1 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,1 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,1 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,1 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,1 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,1 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,1 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,1 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,1 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,1 15 February 2022

Watch5,2

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,2 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,2 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,2 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,2 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,2 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,2 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,2 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,2 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,2 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,2 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,2 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,2 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,2 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,2 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,2 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,2 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,2 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,2 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,2 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,2 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,2 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,2 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,2 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,2 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,2 15 February 2022

Watch5,3

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,3 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,3 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,3 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,3 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,3 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,3 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,3 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,3 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,3 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,3 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,3 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,3 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,3 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,3 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,3 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,3 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,3 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,3 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,3 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,3 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,3 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,3 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,3 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,3 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,3 4.02.01 15 February 2022

Watch5,4

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,4 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,4 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,4 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,4 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,4 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,4 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,4 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,4 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,4 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,4 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,4 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,4 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,4 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,4 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,4 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,4 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,4 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,4 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,4 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,4 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,4 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,4 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,4 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,4 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,4 4.02.01 15 February 2022

Apple Watch SE

Watch5,9

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,9 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,9 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,9 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,9 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,9 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,9 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,9 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,9 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,9 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,9 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,9 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,9 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,9 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,9 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,9 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,9 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,9 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,9 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,9 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,9 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,9 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,9 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,9 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,9 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,9 15 February 2022

Watch5,10

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,10 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,10 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,10 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,10 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,10 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,10 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,10 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,10 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,10 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,10 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,10 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,10 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,10 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,10 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,10 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,10 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,10 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,10 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,10 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,10 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,10 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,10 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,10 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,10 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,10 15 February 2022

Watch5,11

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,11 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,11 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,11 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,11 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,11 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,11 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,11 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,11 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,11 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,11 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,11 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,11 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,11 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,11 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,11 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,11 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,11 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,11 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,11 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,11 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,11 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,3 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,11 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,11 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,11 4.02.01 15 February 2022

Watch5,12

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch5,12 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch5,12 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch5,12 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch5,12 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch5,12 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch5,12 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch5,12 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch5,12 31 August 2021
8.0 RC 15.0 RC 19R346 Watch5,12 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch5,12 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch5,12 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch5,12 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch5,12 13 October 2021
8.1 RC 15.1 RC 19R570 Watch5,12 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch5,12 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch5,12 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch5,12 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch5,12 2 December 2021
8.3 RC 15.2 RC 19S55 Watch5,12 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch5,12 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch5,12 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch5,12 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch5,12 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch5,12 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch5,12 4.02.01 15 February 2022

Apple Watch Series 6

Watch6,1

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch6,1 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch6,1 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch6,1 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch6,1 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch6,1 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch6,1 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch6,1 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch6,1 31 August 2021
8.0 RC 15.0 RC 19R346 Watch6,1 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch6,1 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,1 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,1 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,1 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,1 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,1 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,1 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,1 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,1 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,1 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,1 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,1 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,1 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,1 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,1 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,1 15 February 2022

Watch6,2

Version Build Keys Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch6,2 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch6,2 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch6,2 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch6,2 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch6,2 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch6,2 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch6,2 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch6,2 31 August 2021
8.0 RC 15.0 RC 19R346 Watch6,2 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch6,2 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,2 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,2 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,2 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,2 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,2 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,2 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,2 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,2 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,2 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,2 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,2 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,2 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,2 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,2 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,2 15 February 2022

Watch6,3

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch6,3 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch6,3 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch6,3 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch6,3 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch6,3 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch6,3 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch6,3 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch6,3 31 August 2021
8.0 RC 15.0 RC 19R346 Watch6,3 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch6,3 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,3 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,3 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,3 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,3 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,3 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,3 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,3 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,3 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,3 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,3 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,3 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,3 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,3 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,3 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,3 4.02.01 15 February 2022

Watch6,4

Version Build Keys Baseband Release Date
watchOS iOS
8.0 beta 15.0 beta 19R5266q Watch6,4 3.50.16 7 June 2021
8.0 beta 2 15.0 beta 2 19R5286f Watch6,4 3.50.17 24 June 2021
8.0 beta 3 15.0 beta 3 19R5302f Watch6,4 3.50.18 14 July 2021
8.0 beta 4 15.0 beta 4 19R5312e Watch6,4 3.50.19 27 July 2021
8.0 beta 5 15.0 beta 5 19R5323g Watch6,4 3.50.20 11 August 2021
8.0 beta 6 15.0 beta 6 19R5330d Watch6,4 4.00.00 17 August 2021
8.0 beta 7 15.0 beta 7 19R5340a Watch6,4 25 August 2021
8.0 beta 8 15.0 beta 8 19R5342a Watch6,4 31 August 2021
8.0 RC 15.0 RC 19R346 Watch6,4 14 September 2021
8.1 beta 15.1 beta 19R5541f Watch6,4 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,4 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,4 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,4 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,4 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,4 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,4 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,4 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,4 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,4 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,4 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,4 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,4 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,4 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,4 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,4 4.02.01 15 February 2022

Apple Watch Series 7

Watch6,6

Version Build Keys Release Date
watchOS iOS
8.1 beta 15.1 beta 19R5541f Watch6,6 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,6 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,6 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,6 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,6 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,6 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,6 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,6 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,6 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,6 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,6 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,6 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,6 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,6 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,6 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,6 15 February 2022

Watch6,7

Version Build Keys Release Date
watchOS iOS
8.1 beta 15.1 beta 19R5541f Watch6,7 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,7 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,7 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,7 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,7 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,7 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,7 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,7 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,7 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,7 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,7 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,7 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,7 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,7 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,7 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,7 15 February 2022

Watch6,8

Version Build Keys Baseband Release Date
watchOS iOS
8.1 beta 15.1 beta 19R5541f Watch6,8 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,8 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,8 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,8 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,8 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,8 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,8 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,8 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,8 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,8 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,8 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,8 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,8 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,8 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,8 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,8 4.02.01 15 February 2022

Watch6,9

Version Build Keys Baseband Release Date
watchOS iOS
8.1 beta 15.1 beta 19R5541f Watch6,9 3.50.20 21 September 2021
8.1 beta 2 15.1 beta 2 19R5551d Watch6,9 28 September 2021
8.1 beta 3 15.1 beta 3 19R5559e Watch6,9 4.00.00 6 October 2021
8.1 beta 4 15.1 beta 4 19R5566a Watch6,9 13 October 2021
8.1 RC 15.1 RC 19R570 Watch6,9 18 October 2021
8.3 beta 15.2 beta 19S5026e Watch6,9 3.50.20 27 October 2021
8.3 beta 2 15.2 beta 2 19S5036d Watch6,9 4.01.00 9 November 2021
8.3 beta 3 15.2 beta 3 19S5044c Watch6,9 4.01.01 16 November 2021
8.3 beta 4 15.2 beta 4 19S5050c Watch6,9 2 December 2021
8.3 RC 15.2 RC 19S55 Watch6,9 7 December 2021
8.4 beta 15.3 beta 19S5525f Watch6,9 4.01.00 17 December 2021
8.4 beta 2 15.3 beta 2 19S5539e Watch6,9 4.01.01 12 January 2022
8.4 RC 15.3 RC 19S546 Watch6,9 20 January 2022
8.5 beta 15.4 beta 19T5212h Watch6,9 4.01.00 27 January 2022
8.5 beta 2 15.4 beta 2 19T5223e Watch6,9 4.02.00 8 February 2022
8.5 beta 3 15.4 beta 3 19T5228d Watch6,9 4.02.01 15 February 2022