If your Oppo A15 does not turn on, it does not react, it shows an error message when it turns on or you want to sell it, give it away or take it in for repair and you want to make sure that all the content stored in its 32 GB internal memory is erased, you will have to force its restoration.
Forcing the restore or doing a “hard reset” is a drastic method that can be used when the A15 settings cannot be accessed either because the password has been forgotten or the operating system is corrupted.
If you can access the settings of your A15 and want to perform a restore, it is preferable to do so using the “Reset” method.
This procedure erases all the content stored on the A15 so if possible, you should make a backup copy of your data before proceeding and unlink the Google account, otherwise continue reading to see step by step how to force the reset, format or do a “hard reset”.
Estimated time: 5 minutes.
1- First step:
First of all, turn off your Oppo A15 completely. If you can't unlock the screen, press and hold the power button for about 20 seconds and the phone will turn off.
2- Second step:
Simultaneously press the power key and the volume key down on the Oppo A15 for a few seconds. On some devices, depending on the Android version, the combination may be the power key and the volume key up.
3- Third step:
When the Oppo logo is displayed, release the buttons. In the following menu, the touch screen does not work, so you must move through the menu with the volume up and volume down keys until you reach the option "Wipe data/factory reset" and press the power button to access it.
This menu is usually displayed in English, if the device menu appears in Chinese characters, see how to reset a mobile in Chinese.
4- Fourth step:
A warning message will appear to avoid hard reset the Oppo A15 by mistake. Use the Volume Up and Volume Down keys to select the "Yes" option and press the Power button to activate the option.
5- Fifth step:
After a few seconds, the formatting and deletion of all data from the Oppo A15 will have been carried out, returning to its factory state, now it is necessary to restart the A15 so using the volume up and volume down buttons we move to the option "Reboot system now" and press the power button to proceed to the restart.
Keep in mind that depending on the country, model and firmware updates of the Oppo A15, the procedure may be slightly different.
If you have had problems performing a forced restore of the A15 , consult the following articles with frequent problems that appear below, if you cannot find a solution to your problem, consult the section “Frequently Asked Questions about Oppo A15” and leave your comment so that we can consult it and offer better service.