Errors periodically appear in the Android operating system.
Some applications do not open, reinstalling which does not lead to a positive result.
Many programs from the Play Market do not work.
The phone restarts or shuts down by itself.
The phone is slow.
You have decided to try a different version of Android.
Where can I find the firmware?
On the official website of the phone manufacturer.
On sites where third-party developers post custom operating systems.
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 an SD card into your phone to write the firmware to it.
Find out the exact model of your smartphone.
Fully charge your phone battery.
Download archive with Firmware. Place it on the SD card.
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 consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press the 'OK' button.
On the next screen, select 'TWRP FLASH' and give the application 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 phone, the application will direct the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.
When the download is finished, you need to return to the main screen of the Official TWRP App and click on 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'.
After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete..
Transfer the necessary files to the SD memory card. Using a PC or laptop card reader, it will be much faster.
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 clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. You will delete all user data from the phone, this will avoid software errors and other problems.
Press the 'Install' button to start the flashing.
The file selection screen is displayed. 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.
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 writing files to the phone's memory will begin, this is 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: OS: Harmony OS 4.3; Type: OLED, 1B colors, 144Hz, HDR, 1000 nits (peak); Screen Size: 13.2 inches, 518.8 cm 2 (~91.5% screen-to-body ratio); Resolution: 2880 x 1920 pixels, 3:2 ratio (~262 ppi density); Card slot: No; Internal: 256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM; Dual: 50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, (ultrawide); Features: LED flash; Video: 4K@30fps, 1080p@30fps; Single camera: 16 MP, f/2.2; Video: 1080p@30fps; Loudspeaker: Yes, with stereo speakers (6 speakers); 3.5mm jack: No; Sensors: Fingerprint, accelerometer, gyro, compass, proximity (accessories only); Type: Li-Po 10100 mAh; Charging: 100W wired; Dimensions: 289.1 x 196.1 x 5.5 mm (11.38 x 7.72 x 0.22 in); Weight: 580 g (Wi-FI) or 590 g (LTE) (1.28 lb); Build: Glass front, nylon fiber back, magnesium alloy frame; ...
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