On this page, we have managed to share the Gretel Stock ROM Firmware (Flash File) for all Gretel smartphones and tablets.

All the following Gretel Stock ROM (zip file) contains the original Gretel USB Driver, Flash Tool, and the Firmware File. After Downloading the firmware, follow the instruction manual shipped with the firmware to flash or install firmware on mobile.

Gretel Stock ROM

Whats Gretel Stock ROM and its Advantage

The Stock ROM (Mobile OS) is the Most Stable ROM released by the device manufacturers depending on the device model and Android version. However, the Stock ROM don’t offer many customizations or features for the device.

While in general third-party firmware (Custom ROM) has system bugs and stability issues. In this case, you may experience battery issues, network issues, camera issues, missing features, lags, overheating, slow performance, and many more. But whenever you switch to Stock ROM, you can quickly fix them all.

Advantages of Gretel Stock ROM

  • Unbrick the device.
  • Upgrade or downgrade Mobile OS.
  • Fix OTA update issue.
  • Fix a problem with the device startup loop.
  • Fix bugs on your phone.
  • Fix Lag or Stuttering on the device.
  • Fix battery drain issue.
  • Software performance improvement.
  • Returning a stock ROM entitles the warranty on the phone.

Download Gretel Stock Firmware

Model Name Download
Gretel A6 Firmware
Gretel A7 Firmware
Gretel A8 Pro Firmware
Gretel A9 Firmware
Gretel A47 Firmware
Gretel E1 Firmware
Gretel E2 Firmware
Gretel F2 Firmware
Gretel G005 Firmware
Gretel G1 Firmware
Gretel G3 Firmware
Gretel G4 Firmware
Gretel G5 Firmware
Gretel G7 Firmware
Gretel G8 Firmware
Gretel G9 Firmware
Gretel G10 Firmware
Gretel G906 Plus Firmware
Gretel U5 Firmware


[*] After flashing (installing) the Gretel Stock ROM on your device, you may need to flash (install) the IMEI using the IMEI tool provided with the firmware file. If you are going to flash the IMEI, then flash the Original IMEI that comes with your device.

[*] Gretel USB Driver: If you are looking for the original USB Driver, then head over to the Gretel USB Driver page.

[*] Request Firmware: If you are looking for any specific firmware that is not listed above, you can request it through the comment box below (do not request firmware through the contact page, or else it will be ignored).

[*] Credits / Copyright: All of the above files are free provided by Gretel, Inc. So full credit goes to them for sharing the firmware for free.