Flash firmware on Huawei M886 Mercury
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How to flash Huawei M886 Mercury?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some applications stop opening.
Many programs from the Play Market do not start.
The phone shuts down and restarts for no apparent reason.
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 official Internet resource of the phone manufacturer.
On specialized services where users post custom or official OS.
What should be done before installing the firmware?
Back up your contacts and user data and transfer it to another medium.
Insert SD card. An SD card is needed to write firmware to it.
Determine your smartphone model.
Charge your phone fully.
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.
After moving to the next screen, select the 'TWRP FLASH' item 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 the phone, the application will redirect the user to a web page to download the modified recovery environment image file. Download the proposed *.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.
After adding the image file to the program, click the 'FLASH TO RECOVERY' button and confirm your choice, click '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 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 is the 'Storage' button, select the location where the firmware file is located.
Select the storage to which the files were copied.
Find the file we need and click on it. A screen opens with a warning about possible negative consequences, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged files when writing to the phone's memory sections.
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: Smart Phone OS: Android OS, v2.3.3 (Gingerbread); Chipset: Qualcomm MSM8655T Snapdragon S2; CPU: 1.4 GHz Scorpion; GPU: Adreno; Type: TFT capacitive touchscreen, 16M colors; Screen Size: 4.0 inches (~59.2% screen-to-body ratio); Resolution: 480 x 854 pixels (~245 ppi pixel density); Multitouch: Yes; Main Camera: 8 MP, autofocus, LED flash; Features: Geo-tagging, HDR; Video: 720p@30fps; Front Camera: VGA; Card slot: microSD, up to 32 GB (dedicated slot); Internal: 4 GB, 512 MB RAM; Alert types: Vibration; MP3, WAV ringtones; Loudspeaker: Yes; 3.5mm jack: Yes; WLAN: Wi-Fi 802.11 b/g/n, hotspot; Bluetooth: v2.1, A2DP, EDR; GPS: Yes, with A-GPS; Radio: Stereo FM radio; U ...
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