Flash firmware on BlackBerry DTEK50
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How to flash BlackBerry DTEK50?
Why reinstall the firmware?
Errors in the operation of the Android OS begin to appear.
Some applications will not open.
Many programs from the Play Market do not start.
The phone restarts or shuts down for no reason.
The phone is slow.
You want to update your firmware.
Where can I find the firmware?
On the official website of the manufacturer.
On specialized services where users post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of user data and transfer it to another medium.
Insert an SD card into your phone to write the firmware to it.
Remember your smartphone model.
Charge your phone fully. If the battery runs out during boot, the device will no longer turn on. It will be difficult to restore it.
Find and download the archive with Firmware.
Installing TWRP Recovery
Download the Official TWRP App from the Play Market. Download, install and launch the application..
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.
In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.
On the main screen of the application, select 'Select Device', and find your phone model.
After selecting the phone, the program will redirect the user to a web page to download the corresponding image file of the modified recovery environment. 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 that you are ready to start the procedure - press 'OK' in the question window.
After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete..
Copy the required files to the memory card. Using a PC or laptop card reader.
Insert a memory card into the device.
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
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.
Now you can start flashing. Press the 'Install' button.
The file selection screen is displayed. At the very top is the 'Storage' button, which allows you to switch between types of memory.
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 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.
The completion of the firmware installation procedure is indicated by the inscription 'Successful'.
Summary: Type: Smartphone; Smart Phone OS: Android; OS ver: Android OS; CPU: Qualcomm 8952 with 64 bit Quad-core 1.5 GHz Cortex-A53 and Quad-core 1.2 GHz Cortex-A53 (Snapdragon 617 Octa-Core, 64 bit); Processor Speed: 1.5 GHz 1.2GHz; Storage: 16GB; RAM: 3GB; External Storage: Expandable memory via hot swappable microSD memory card (Up to 2TB); Battery: 2610 mAh 4.4V non-removable Lithium Ion battery QC2.0 Enabled – 50% charge in 51 minutesUp to 17 hours mixed battery lifeUp to 17 hours talk timeUp to 24 days standby timeUp to 40 hours audio playbackUp to 8 hours video playback; Screen Size: 5.2 inches; Resolution: Full HD (1920 x 1080); Main Camera: 13 MP; Front Camera: 8 MP; Features: ...
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