Ulefone S7 factory signed firmware flash file

This Ulefone S7 firmware flash file (stock ROM) can help you easily un-brick or restore your device to its default or factory state. If you have previously rooted or modified the system (or other) partition of the phone in any way, flashing this stock ROM will overwrite all existing modified system files to replace with factory software.

If you have you have important data on the phone (like contacts, messages, app data, etc), please back them up because you could loose data after flashing.

Charge the phone to at least 50% so that the flashing process will not be interrupted by low battery. Interrupting the firmware installation means bricking your phone.

Download the firmware file from the link below and follow the recommended flashing instructions immediately after the download options. Please report any broken links discovered.

Download Ulefone S7 factory signed flash file

File NameT662_GO_3055DH2_80_O1_GO_V1.3.2.1_S191225.rar
Size699 MB
File NameT662_GQ_3055DH2_80_O1_GO_V1.1.0.1_S190411.rar
Size685 MB

Important! Always backup existing firmware before flashing any firmware.

How to flash

After downloading the firmware from above link, extract the contents of the archive to an empty folder on your computer. Get a functional USB cable, then follow the instructions via this link to learn how to flash the firmware.

If you have any questions or other contribution please post in comments section for assistance.


  1. joda September 12, 2020
    • Collins Edim September 12, 2020

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.