Release the button but keep holding the Home button for another 10 seconds until your computer recognizes a device in DFU mode (the phone screen must remain completely black). Phase 3: Exploit and Flash
However, for the average user, the process is too technical, and the end result is a phone that cannot run modern apps or secure your data. If you have a spare iPhone 5s lying in a drawer and want to take a trip down memory lane, it is a fun weekend project. But if you are looking for a usable device, you are better off staying on iOS 12 and enjoying the final software support the device ever received. Downgrade Iphone 5s To Ios 7
The 5s originally shipped with iOS 7.0. When Apple released iOS 7.1, they issued a "delta" OTA update. The signing keys for that specific delta update were left active. This tool tricks the iPhone into thinking it is receiving an official OTA update to iOS 7.1.2, even though Apple no longer signs the full IPSW. Release the button but keep holding the Home
Release the button but keep holding the Home button for another 10 seconds. But if you are looking for a usable