How to reset or factory restore Celkon A90 device?
Sure, I can provide you with detailed instructions on how to reset or factory restore a Celkon A90 device. Please note that these instructions are recommended and should only be attempted if you are having trouble with your device or if you want to restore it to its original settings. It is also important to note that resetting your device can lose all data, including any stored files and settings, so make sure to back up any important data before attempting a reset or factory restore.
Method 1: Using Hardware Reset button
1. Turn off the Celkon A90 device and remove the battery.
2. Press and hold the Power button and the Volume Down button simultaneously for at least 10 seconds.
3. Release the buttons when the Celkon logo appears on the screen.
4. Using the Volume keys, navigate to Wipe Data/Factory Reset option and select it using the Power button.
5. Confirm the action by selecting Yes – Delete User Data.
6. Wait for the device to reset, which may take several minutes.
7. Once the device has reset, press and hold the Power button until the Celkon logo appears on the screen.
8. Select the Recovery option using the Volume keys and press the Power button.
9. Wait for the recovery menu to load.
10. Select the Install from SD card option using the Volume keys and press the Power button.
11. Select the firmware update zip file you downloaded earlier and press the Power button.
12. Wait for the device to install the update.
13. Once the update is installed, reboot the device and enjoy a fresh start.
Method 2: Using Recovery mode and a computer
1. Turn off the Celkon A90 device and remove the battery.
2. Connect the device to your computer using a USB cable.
3. Download the Celkon A90 firmware update file onto your computer.
4. Install a USB driver for your device on your computer.
5. Open the icon for your device on your computer.
6. Click on Firmware Update and select the firmware update file you downloaded earlier.
7. Follow the on-screen instructions to complete the update process.
8. Once the update is complete, disconnect the device from your computer.
9. Press and hold the Power button until the Celkon logo appears on the screen.
10. Select the Recovery option using the Volume keys and press the Power button.
11. Wait for the recovery menu to load.
12. Select the Install from SD card option using the Volume keys and press the Power button.
13. Select the firmware update zip file you downloaded earlier and press the Power button.
14. Wait for the device to install the update.
15. Once the update is installed, reboot the device and enjoy a fresh start.
Method 3: Using System Update feature
1. Turn off the Celkon A90 device and remove the battery.
2. Press and hold the Power button until the Celkon logo appears on the screen.
3. Select System Update option using the Volume keys and press the Power button.
4. Wait for the system to check for updates.
5. If an update is available, select Install and wait for the update to install.
6. Once the update is installed, press and hold the Power button until the Celkon logo appears on the screen.
7. Select the Recovery option using the Volume keys and press the Power button.
8. Wait for the recovery menu to load.
9. Select the Install from SD card option using the Volume keys and press the Power button.
10. Select the firmware update zip file you downloaded earlier and press the Power button.
11. Wait for the device to install the update.
12. Once the update is installed, reboot the device and enjoy a fresh start.
I hope these instructions help you reset or factory restore your Celkon A90 device. As mentioned earlier, make sure to back up any important data before attempting a reset or factory restore.
