The network signal remains active even after a factory reset or hard format.
Typically based on Android 9 (Pie) , though updated versions for Android 10/11 exist for higher binary levels. How to Use the A105F U3 Auto Patch File Samsung A105f U3 Auto Patch File
Flashing an auto-patch file follows the standard Samsung firmware installation process: The network signal remains active even after a
U3 (or Bit 3). You can verify this in Recovery Mode or Settings > About Phone > Software Information > Build Number ; look for the 5th character from the right (e.g., A105FXXS 3 XXX). You can verify this in Recovery Mode or
An "Auto Patch" firmware is a modified system file that automatically applies network certificate patches. Normally, when a technician repairs a device's IMEI using professional tools like Z3X or Chimera, they must manually "Patch Certificate" to enable network signals. The Auto Patch file simplifies this by integrating the patch directly into the firmware, ensuring:
While initial repairs might require a box, applying the auto-patch often requires only standard flashing software like Odin3 . Technical Specifications for A105F U3
To use this file safely, the device must match these specific criteria: SM-A105F (Galaxy A10).