Many applications from the Play Market do not start.
The phone restarts or shuts down randomly.
The phone started to work slowly.
You are not satisfied with the possibilities of the stock firmware.
Where can I find the firmware?
On the official website of the manufacturer.
On specialized services on which various developers lay out custom or official OS.
What should be done before installing the firmware?
Create a backup copy of user data, contacts and photos and transfer it to your computer.
Insert your SD card into your phone. An SD card is needed to write firmware to it.
Determine your smartphone model.
Fully charge your device's battery.
Download Firmware and Place it on the SD card.
Installing TWRP Recovery
Download and install the Official TWRP App from the Play Market.
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.
In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.
On the main screen of the application, click 'Select Device', 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.
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.
Transfer the firmware and other necessary files to the SD card.
Insert a memory card into your phone.
To reboot into recovery, you need to enter the menu accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Select 'Reboot' 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 errors in the software, as well as other problems. Press 'WIPE' on the home screen.
You can start flashing. Click the 'Install' button.
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. Press the OK button.
Find the file we need 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 corrupted files when writing to the phone's memory sections.
The procedure for flashing the phone will begin, this is accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After the firmware installation procedure is completed, the 'Successful' message appears on the screen.
Summary: OS: MIUI OS 9.0 Based on Android 9.0 Pie; Chipset: Qualcomm Snapdragon 855 Plus; CPU Speed: 1 x 2.96 GHz 3 x 2.42 GHz 4 x 1.8 GHz; GPU: Qualcomm Adreno 640; Primary display: SUPER AMOLED 6.39" 2340 x 1080 pixels 16M colors 403 ppi, Corning Gorilla Glass 6; Secondary display: No; RAM: 6, 8, 12 GB; Internal memory: 128, 256, 512 GB; Memory Card: No; Video: 3840 x 2160 pixels 2160p@60fps; Secondary camera: 20 MP 5184 x 3880 pixels 1080p@30fps, Focal length (35 mm equivalent) - 18 mm, Aperture: f/2.0, Focal length: 3.52 mm; Headphone: No; WI-FI: Yes 802.11 a/b/g/n/ac 1; NFC: Yes; GPS: Yes GLONASS, A-GPS, BeiDou, Galileo; Bluetooth: No; HDMI: No; Hotknot: No; USB: Yes Type-C 2.0 OTG, Mass storag ...
Comments, questions and answers on the flash firmware XIAOMI MI 9 5G