If you'd like, I can also of different modes, or explain how to enter DFU mode for your specific device model. Everything you Need to Know about Pro Flash on 3uTools
Always use a genuine Apple Lightning or USB-C cable. Third-party cables are the #1 cause of errors at 20% or 39% [5, 31].
Do not touch the device or the USB cable during this time. Watch the progress bar and the live log. The process typically takes between 10 to 20 minutes. Once finished, 3uTools will display a message saying or "Retain Data Flash Successfully." Your device will automatically reboot into the iOS setup screen. Troubleshooting Common Pro Flash Errors pro flash 3utools
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A common failure in standard flashing results in a device stuck in the "Connect to iTunes" loop (Recovery Mode). 3uTools includes a specialized utility, "Exit Recovery Mode," which sends the reset command to the iBoot environment, forcing a reboot back to the OS without a restore. If you'd like, I can also of different
Runs a low-level format across the physical NAND storage chip.
However, this power comes with a heavy price. The serious and well-documented privacy concerns regarding data collection, combined with the inherent risks of device bricking and security compromises, make a dangerous option for the average user. Do not touch the device or the USB cable during this time
: Some community reviews on Reddit express concerns regarding data collection and the software's origins. How to Use Pro Flash
This mode updates or restores the iOS version without deleting personal files, installed apps, or settings.
: Performs a low-level format of the device's storage, making data recovery virtually impossible. This is recommended for users selling their devices.