2. Press and hold the Volume Up(+) and POWER button within a few seconds.
3. Release the buttons held when the Android logo appears.
4. To enter Recovery mode, press the Home button.
5. Select wipe data / factory reset Use the Volume down button and press Volume Up(+) to confirm.
6. Select Yes - Delete All User Data Use the Volume Down button and press the Volume Up(+) key to confirm.
7. Overload the phone, select reboot system now Use the Volume Down(-) button and press the Volume Up(+) key to confirm
Hard Reset - advantages and disadvantages Celkon Q455?
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. Removal of viruses that block applications on the device and give persistent errors. Solving various problems on the device that arise due to the conflict of applications.
Disadvantages of Hard Reset:
Completely remove all user files and settings on the device. The need to back up contacts from the phone book, settings and media files. Not all viruses on Android can be removed even after returning to factory settings.
What needs to be done before the Hard Reset operation.
If you are going to do a hard reset on your phone, then be sure to make sure that you know the access data for your google account. Before a hard reset, you must first log out of your google account. In this case, after performing a factory reset, the phone will not be locked by the FRP. If, after resetting the settings, the phone is blocked by the FRP and you cannot remember the login and password for entering your Google account, then for most models there is an instruction for bypassing this protection (FRP). It is not possible to bypass the FRP protection on some new phone models, and for this you 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 important information (contacts, sms, photos, videos) remains in the memory of your device, then there are the following options to save it:
Sync your data with Google contacts, Google drive. Backup your contacts and information. With the service programs for your phone, you can transfer important data to your PC.
Summary: OS: Android (4.4.2); Dimensions: 8 megapixels; Flash: LED; Camcorder: Yes; Features: Video calling; Front-facing camera: 1.3 megapixels; Processor: 1024 MB RAM; Built-in storage: 16 GB; Storage expansion: microSD, microSDHC up to 32 GB; Talk time (3G): 6.00 hoursthe average is 15 h (913 min); Capacity: 2000 mAh; Type: Li - Ion; Music player: ; Filter by: Album, Artist, Playlists; Features: Album art cover, Background playback; Supported formats: MP3, eAAC, WAV; Video playback Supported formats: MPEG4, H.263, H.264; Radio: FM; Speakers: Earpiece, Loudspeaker; YouTube player: Yes; Browser supports: HTML, HTML5; Built-in online services support: YouTube (upload), Picasa/Goo ...
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