InnsbruckNanshan 11A24581c

This article discusses software internally used by Apple. Acquiring a copy without Apple's consent is illegal and may result in being scammed. Engaging in illegal activity is not condoned. This information is provided for educational purposes only.

Background

This is a firmware based on an internal version of iOS 7.0, originally seen on an iPhone 5s. It was also seen on several other prototypes, one of which was a PVT (Production Verification Testing) unit. It also seems to be extremely similar to InnsbruckNanshan 11A24580o.

iPhone 5s PVT running 11A24581c

iPhone 5s PVT running 11A24581c

iPhone 5s showing a interesting charging screen, this shows even when not low battery

Applications

Upon booting, SwitchBoard.app will let you choose from the following:

• dtxCaliente
• GrapeCal
• LCDMura (hidden)
• LcdUTest (hidden)
• MesaCal
• Ness (hidden)
• Operator (hidden)
• Reliability
• QRCode
• WiPASmini
• ThermalDOE