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Flash firmware on Coolpad 8070

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How to flash Coolpad 8070?


Why reinstall the firmware?

Errors in the operation of the Android OS begin to appear.

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 by itself for no reason.

The phone started to work slowly.

You want to update your firmware.





Where can I find the firmware?

On the website of your 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 user data and transfer it to your computer.

Insert your SD card into your phone. An SD card is needed to write firmware to it.

Remember your smartphone model.

Fully charge your device.

Download archive with Firmware. Place it on the SD card.





Installing TWRP Recovery

Install the Official TWRP App from the Play Store on your phone. And run this application.

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, you need to select the 'TWRP FLASH' item 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 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.

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 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. 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 errors in the software, as well as other problems. Press 'WIPE' on the home screen.

Now you can start flashing. Press the 'Install' button.


TWRP

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.



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, 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: GSM frequencies: 900 1800 1900; Standard UMTS: no; Standard LTE: no; Standard TD-SCDMA: 1900 2000; Type: Touch; Dimensions (W x H x D): 123.00 x 65.00 x 12.00 mm; Weight: 130.00 g; Main display: Color / TFT256k colors480 x 800 px (4.00") 233 ppi; Display protection: -; Standard battery: Li-Ion 1500 mAh; Internal memory: 512 MB; RAM memory: 256 MB; Memory cards: yes, microSD, microSDHC (up to 32 GB); Operating system: Android 2.3 Gingerbread; Processor: -; Processor clock: 1.00 GHz; Touchscreen: yes; SAR (10g): 0,277 W/kg; DualSIM: no; Announced: 3Q 2012; Camera location: Back; Photo matrix: 3 Mpx; Video resolution: -; Resolution: 2048x1536 px; ...

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