Flash firmware on HTC Desire 820s Dual SIM
Mobiles >> HTC >> HTC Desire 820s Dual SIM| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone |
| Backup | Flash Firmware | Screenshot |
How to flash HTC Desire 820s Dual SIM?
Why reinstall the firmware?
Errors begin to appear in the Android operating system.
Some installed applications stop opening.
Many applications from the Play Market do not start.
The phone restarts or shuts down for no reason.
The phone began to work slowly.
You are not satisfied with the functionality of the stock firmware.
Where can I find the firmware?
On the phone manufacturer's website.
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 and transfer it to another medium.
Insert your SD card into your phone. It must have enough memory to fit the firmware.
Find out the exact model of your smartphone.
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. Download, install and launch the application..
When you start the application for the first time, you must agree to install a new firmware and all the risks associated with this, as well as agree to grant the application Superuser rights and click 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, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.
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.
Press the 'FLASH TO RECOVERY' button and confirm that you are ready to start the procedure - press 'OK' in the question window.
When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. The TWRP installation procedure is now complete.
Transfer the firmware and other necessary files to the SD card.
Insert a memory card into the device.
To reboot in recovery, it is convenient 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 tap on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.
Firmware via TWRP
Before flashing, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.
Everything is ready to start flashing. Press the 'Install' button.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
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, 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, accompanied by logging and filling in the progress bar.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: Operating System: Android v4.4.4 (Kitkat); Custom UI: HTC Sense UI 6.0; SIM Slot(s): Dual SIM, GSM+GSM; SIM Size: SIM1: Nano, SIM2: Micro; Network: 4G: Available (supports Indian bands), 3G: Available, 2G: Available; Fingerprint Sensor: No; Quick Charging: No; Dimensions: 157.7 (H) x 78.7 (W) x 7.7 (T) mm; Weight: 155 grams; Colours: Blue Gray White; Screen Size: 5.5 inches; Screen Resolution: HD (720 x 1280 pixels); Pixel Density: 267 ppi; Display Type: TFT; Touch Screen: Capacitive Touchscreen, Multi-touch; Screen to Body Ratio: 67.04 %; Chipset: MediaTek MT6752; Processor: Octa core, 1.7 GHz, Cortex A53; Architecture: 64 bit; Graphics: Mali-T760 ...
Comments, questions and answers on the flash firmware HTC Desire 820s Dual SIM
Ask a question about HTC Desire 820s Dual SIM
