Many applications from the Play Market do not start.
The phone restarts or shuts down by itself.
The phone is slow.
You are not satisfied with the possibilities of the stock firmware.
Where can I find the firmware?
On the phone manufacturer's website.
On Internet resources 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 your SD card into your phone. It must have enough memory to fit the firmware.
Determine your smartphone model.
Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.
Download 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 consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press 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 'Select Device', 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.
After downloading the image file, return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Then we tell the program the path where the file loaded in the previous step is located.
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..
Copy the necessary files to the SD memory card. Using a PC or laptop card reader.
Insert a SD memory card into the 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 clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. This will delete all user data from the device, but avoid a wide range of software errors and other problems.
You can start flashing. Click the 'Install' button.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
Select the location where you copied the files.
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 device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.
After the firmware installation procedure is completed, the 'Successful' message appears on the screen.
Summary: Operating system: Android 4.2 Jelly Bean; Chipset: -; CPU: Dual Core, 1 GHz; GPU: Mali400; Sensors: Gravity,Proximity,Light sensor; Messaging: SMS, MMS, SMS Chat, Group Message; Browser: HTML5; Radio: Yes; GPS: Yes; Java: -; Colors: -; More Feature: - HD video Playback; Display size: 4.5 Inch; Display type: FWVGA Touch Screen; Multitouch: - -; Protection: - -; Memory card: MicroSD, up to 32 GB; Memory internal: 4GB ROM, 512MB RAM; GPRS: Yes; EDGE: Yes; Bluetooth: Yes, Ver 4.0; USB: Micro USB; WLAN: IEEE 802.11b/g/n, WiFi hotspot.; Speed: HSDPA 21Mbps,HSUPA 5.7Mbps; NFC: No; Infra red: No; Rear camera: 5.0 MP; Front camera: 0.3MP; Camera flash: LED flash; Camera v ...
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