Step 4: Create the Custom IPSW Use a tool to generate a custom IPSW from your modified files.
Use a tool like iPSW Customizer or Cydia to build a custom IPSW from your edited files. iphone 4s custom ipsw
Step 3: Customize the IPSW Use a tool to customize your IPSW. These tools allow you to change multiple aspects of the IPSW, such as: Inserting or removing features Changing the boot logo or wallpaper Turning on or disabling specific features Step 4: Create the Custom IPSW Use a