Currently maintained by LukeZGD , this is the most user-friendly modern tool. It auto-detects the iPhone 4, downloads the correct iOS 6.0 or 7.1.2 ramdisk components, and boots an SSH ramdisk with a single command.
Boot an iPhone 4 (GSM) into a custom ramdisk, mount the root filesystem, and establish an SSH connection.
Wait for the script to exploit the device and upload the bootloader. You will see "verbose" text scrolling on the iPhone screen. iphone 4 ssh ramdisk tool
A minimalist shell script that builds a ramdisk on the fly using IPSW files. Highly customizable for advanced users.
While the SSH Ramdisk Tool is generally reliable, users may encounter issues or errors during use. Some common issues and their solutions include: Currently maintained by LukeZGD , this is the
Choose the appropriate iPhone 4 model (e.g., iPhone3,1 for GSM, iPhone3,2 for 2012 model, or iPhone3,3 for CDMA).
Grant execution permissions to the script: chmod +x restore.sh This is critical for the ramdisk to load correctly: Connect your to the computer. Hold Power and Home buttons for 10 seconds. Wait for the script to exploit the device
First, a crucial note: The iPhone 4 is obsolete (A4 processor, iOS 4–7.1.2). Modern jailbreaks for it are permanent and untethered, so you don't need a ramdisk for normal jailbreaking.