1. To start, turn off the phone with the POWER button.
2. After that, you need to press and hold the Volume Up(+) and POWER and POWER button for a few seconds.
3. When the logo appears, release the POWER button, but hold the Volume Up(+)/Down(-) keys for a few seconds.
4. When you see the Android robot logo, click the Home button to continue.
5. Go to wipe data / factory reset using the Volume Up(+)/Down(-) buttons to go through the menu items and the Recents button For selection.
6. Go to Yes - Delete All user Data and press the Recents button to select.
7. Go to reboot system now and press the Recents button to select.
Hard Reset - advantages and disadvantages Celkon A87?
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:
All your contacts, data and media files will be deleted. The need to back up contacts and all user data. 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 factory reset, the phone is locked because you cannot log into your Google account, then you need to find instructions for bypassing the FRP lock for your phone model. Not all owners of new phone models will be able to bypass the protection of the FRP and for this they will need 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 Size: 4.0 inches; Screen Resolution: 320 x 480; Processor Speed: 1 Ghz; Internal Memory: 512MB; Extendable Memory: Up to 32GB; Sensor Resolution: 5MP, 2592 x 1944 pixels; Video Recording: yes; Operating System: Android; Version: 2.3; Bluetooth: yes; Dual Sim Support: yes; 2G: GSM 850/900/1800/1900 MHz; Dimensions: 118 x 62 x 12 mm; Weight (grams): 115; Media Player: Music formats: AAC, AMR, MID, MP3, WAV, WMA(Windows Media Audio 9)- Video formats: 3GP, 3G2, MP4, WMV(Windows Media Vid ...
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