Flash firmware on Celkon A118 Signature HD
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How to flash Celkon A118 Signature HD?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some installed applications stop opening.
Many programs from the Play Market do not start.
The phone restarts or shuts down by itself.
The phone started to work slowly.
You are not satisfied with the functionality of the stock (official) firmware.
Where can I find the firmware?
On the official website of the phone manufacturer.
On specialized services 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. An SD card is needed to write firmware to it.
Determine your smartphone model.
Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.
Find and download the 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 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.
On the main screen of the application, click on the 'Select Device' drop-down list, 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.
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.
Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Copy the required files to the memory card. Using a PC or laptop card reader.
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. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.
Firmware via 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.
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.
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 flashing the phone will begin, this is accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: Operating System: Android v4.2.1 (Jelly Bean); SIM Slot(s): Dual SIM, GSM+GSM; SIM Size: SIM1: Mini; Network: 3G: Available, 2G: Available; Dimensions: 147 (H) x 73.4 (W) x 9 (T) mm; Weight: 132 grams; Colours: White; Screen Size: 5 inches; Screen Resolution: HD (720 x 1280 pixels); Pixel Density: 294 ppi; Display Type: IPS LCD; Touch Screen: Capacitive Touchscreen, Multi-touch; Processor: Quad core, 1.2 GHz; Graphics: PowerVR SGX 544; RAM: 1 GB; Internal Memory: 4 GB; Expandable Memory: Up to 32 GB; User Available Storage: Up to 1.74 GB; Resolution: 8 MP; Flash: LED Flash; Image Resolution: 3264 x 2448 Pixels; Camera Features: Digital Zoom; Reso ...
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