2. Simultaneously press and hold the Volume down and POWER button within a few seconds.
3. Next, you need to release the POWER button, as soon as the OPPO logo appears on the screen.
4. Release the Volume Down(-) button as soon as the language menu appears on the screen.
5. In this step, select "English" using the Volume Up(+)/Down(-) keys to view and POWER button to select.
6. Twice select Wipe Data and cache.
7. Confirm the process by selecting Yes.
8. Press reboot.
Hard Reset - advantages and disadvantages Oppo R811 Real?
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 get a phone with factory settings as a result. Removing viruses that have entered your phone. Solving various problems that arose on the device after installing some applications and did not disappear after uninstalling them.
Disadvantages of Hard Reset:
Complete cleaning of all user data on the device. The need to have an up-to-date backup of your data, contacts, settings and media files. Unfortunately, in some cases, not all viruses on Android will be removed, even after a hard reset.
What needs to be done before the Hard Reset operation.
If you want to do a hard reset on your phone, then make sure you know the login / password for your google account. You can sign out of your google account before resetting. In this case, after performing a factory reset, 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. You will need to contact the official service center to bypass the FRP protection on some new phone models.
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, photos, videos) remains in the memory of your phone, then it can be saved in several ways:
Synchronization with Google contacts, Google drive. Create a backup using Titanium Backup or other programs. Using the service programs for your phone model, you can transfer important data to your PC.
Summary: Smart Phone OS: Android; Smart Phone OS ver.: v4.0.4 (Ice Cream Sandwich); Shape: Bar; SIM: Dual SIM (Mini-SIM), Dual Standby; Processor Speed: 1GHz Cortex-A9; Internal Storage: 4GB; RAM: 512GB; External Storage: microSD, up to 32 GB; Battery life: Stand-by: Up to 250 h, Talk time: Up to 10 h; Screen Size: 3.5inch (~165 ppi pixel density); Resolution: 480x320; Touch Screen: yes; Screen Type: TFT capacitive touchscreen, 16M colors; Pixels: 3.15MP; Flash: ; Image Stabilization: ; Waterproof: ; GPS: yes; Dimensions (WxHxD): 115.2 x 61.5 x 10.9 mm (4.54 x 2.42 x 0.43 in); Weight: 119g (4.20 oz); ...
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