2. After that, press and hold the Volume Up(+) and POWER buttons for a short time.
3. Release the buttons when the Android robot logo appears on the screen.
4. Press the Volume Down button 3 times in a row to open Recovery mode.
5. Navigate to the "wipe data / factory reset parameter" Use the Volume Up(+)/Down(-) buttons and select it using the POWER button.
6. Navigate to the Yes - Delete All user Data parameter and click the POWER button to confirm your choice.
7. Navigate to the Reboot System Now parameter and press the POWER button to confirm your choice.
Hard Reset - advantages and disadvantages Celkon A77?
In simple words, Hard Reset means hard resetting the phone. As a result, the system automatically returns to the factory settings and the system is completely cleared. Contacts, correspondence, application, files, search queries, passwords - all of this is deleted from the device's memory.
Benefits of Hard Reset:
The ability to reset the phone, thereby improving its performance. Remove viruses and applications that slow down the phone and give constant errors. Solving problems that have arisen due to the conflict of some applications and those remaining after they were removed from the phone.
Disadvantages of Hard Reset:
Complete cleaning of all user data on the device. The need to create a backup. Not all viruses will be removed even after the hard reset procedure.
What needs to be done before the Hard Reset operation.
Before hard reset, make sure you know the access data for your google account, otherwise the phone will be blocked by the FRP. You can sign out of your google account before resetting. Then you do not need to enter the login password to your Google account and you can immediately use your device. If, after a hard reset, the phone is locked by the FRP and you cannot remember the login password for logging into your Google account, then you need to use the instructions for bypassing the FRP lock for your phone model. However, not all smartphones can bypass this protection. Owners of some phone models, especially the newest ones, will have to contact the official service center.
After performing a hard reset, your device will be completely wiped clean. Everything that was in the memory of your device will be deleted.
What can be done to avoid losing important information?
If personal data (contacts, photos, videos) remains in the memory of your phone, then they can be saved in several ways:
Sync your data with Google contacts, Google drive. Backup your data, contacts and media. Transfer contacts, media files and important data to your PC using service programs for your smartphone model.
Summary: Screen Type: Capacitive Touchscreen; Screen Size: 3.5 inches; Screen Resolution: 320 x 480; Processor Speed: 1 GHz; Internal Memory: 512MB, 256MB RAM; Extendable Memory: Up to 32GB; Sensor Resolution: 2MP, 1600x1200 pixels; Video Recording: yes; Operating System: Android; Version: 2.3; FM Radio: yes; Bluetooth: yes; Dual Sim Support: yes; Messaging: SMS, MMS; USB Connector: yes; Available Colours: Black; 2G: GSM 850/900/1800/1900 MHz; GPRS: yes; Wi-Fi: 802.11 b/g/n; Dimensions: 118 x 61 ...
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