Would you like a step-by-step for one specific scenario (e.g., downgrade to 6.1.3 with working iMessage/cellular)?
This is a tethered jailbreak. If your battery dies or you reboot, the iPhone will stick at the Apple logo. You must reboot the phone using a computer tool (like RedSn0w "Just boot") every single time. iphone 4s custom ipsw
You have two options: download a pre-made custom IPSW (risky for security) or create your own (recommended). Would you like a step-by-step for one specific scenario (e
There are several popular custom IPSW tools available for iPhone 4S, including: You must reboot the phone using a computer
In the world of iOS, few devices have achieved the legendary status of the . Released in 2011, it was the first device to introduce Siri and featured the dual-core A5 chip. However, for modern users, the iPhone 4s is practically a brick—officially capped at iOS 9.3.5, which runs painfully slow on its aging hardware.