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Flash firmware on Doogee S86

  Mobiles >> DOOGEE >> Doogee S86
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How to flash Doogee S86?


Why reinstall the firmware?

Errors start to appear in the operating system.

Some installed applications stop opening.

Many applications from the Play Market do not start.

The phone restarts for no reason.

The phone started to work slowly.

The OS does not match the system requirements of the smartphone.





Where can I find the firmware?

On the official website of the phone manufacturer.

On specialized services on which various developers lay out custom or official OS.


What should be done before installing the firmware?

Back up your phone's user data.

Insert SD card. An SD card is needed to write firmware to it.

Find information about your smartphone model.

Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.

Download Firmware and Place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App from the Play Market. And install it.

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.

On the next screen, select 'TWRP FLASH' and give the application root rights.

TWRP

On the main screen of the application, select 'Select Device', and find 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.

Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.

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 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. We open the menu, select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.





Firmware via TWRP

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. Click the 'Install' button.


TWRP

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. Press the OK button.



TWRP

Select the firmware file 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.

The completion of the firmware installation procedure is indicated by the inscription 'Successful'.





Summary: Operating System: Android v10 (Q); Chipset: MediaTek Helio P60; Processor: Octa core, 2 GHz, Cortex A73; Graphics: Mali-G72 MP3; RAM: 6 GB; Internal Memory: 128 GB; Expandable Memory: No; Screen Size: 6.1 inches (15.49 cm); Resolution: 1080 x 2340 pixels; Display Type: IPS LCD; Aspect Ratio: 19.5:9; Pixel Density: 422 ppi; Touch Screen: Yes, Capacitive Touchscreen, Multi-touch; Resolution: 16 MP Primary Camera; Camera Features: Digital ZoomAuto FlashFace detectionTouch to focus; Autofocus: Yes; Image Resolution: 4616 x 3464 Pixels; Flash: Yes, LED Flash; Resolution: 8 MP Primary Camera; Network: 4G , 3G, 2G; Bluetooth: Yes, v5.0; GPS: Yes with A-GPS; NFC: Yes; VoLTE: Yes; Wi-Fi: Yes, ...

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Doogee S86