Flash firmware on General Mobile GM 22
Mobiles >> General Mobile >> General Mobile GM 22| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone |
| Backup | Flash Firmware | Screenshot |
How to flash General Mobile GM 22?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some installed applications stop opening.
Many programs from the Play Market do not start.
The phone restarts or shuts down by itself.
The phone started to work slowly.
You are not satisfied with the functionality of the stock (official) firmware.
Where can I find the firmware?
On the phone manufacturer's website.
On specialized services where users post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of all personal information: contacts, photos and transfer it to another computer.
Insert SD card. An SD card is needed to write firmware to it.
Determine your smartphone model.
Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.
Find and download the archive with Firmware.
Installing TWRP Recovery
Download the Official TWRP App to your phone from the Play Market. And install this app.
When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click the 'OK' button.
Going to the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.
On the main screen of the application, click on the 'Select Device' drop-down list, and select your phone model.
After selecting a device, the program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.img file.
When the file is loaded, you need to return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Select the file downloaded in the previous step.
Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Copy the required files to the memory card. Using a PC or laptop card reader.
Insert a SD memory card into the phone.
To reboot into recovery, you need to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.
Firmware via TWRP
Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.
Now you can start flashing. Press the 'Install' button.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
Select the storage to which the files were copied.
Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, you need to check the item 'Zip signature verification', which will avoid using damaged files during recording.
The procedure for flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: Operating System: Android 11; CPU: Octa-core (4x1.8.0 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53); Chipset: Mediatek MT6762D Helio A25 (12 nm); GPU: PowerVR GE8320; Size: 6.52 inches, 102.6 cm2 (~82.7% screen-to-body ratio); Display Type: IPS LCD capacitive touchscreen, 16M colors; Resolution: 720 x 1600 pixels, 20:9 ratio (~269 ppi density); RAM ROM: 3GB 32GB; Card Slot: Yes, up to 256GB via microSD card (uses SIM 2 slot); Camera Sensor(s): Main: 13 MP, (wide) Depth: 0.3MP Depth: 0.3MP; Camera Type: Triple Lenses; Camera Features: Autofocus / Continuous shooting / Digital zoom / HDR / Touch focus / Face detection / LED flash; Video Resolution: 1080p@30fps; Camera Sensor(s): 8 mega ...
Comments, questions and answers on the flash firmware General Mobile GM 22
Ask a question about General Mobile GM 22
