How to Hard Reset / Factory Reset Android OPPO A33 Smartphone.

Hard Reset OPPO A33. This guide will show you how to Hard Reset / Factory Reset Android OPPO A33. Perform a Hard reset on the Android device will wipe or deleted all data stored and App installed on internal phone memory, so you must back up all data before performing it. But data stored on MicroSD will not be affected. If you have set up the device with your Google accounts, your contact and email information are automatically backed up to the Gmail server.

This phone is the smartphone released in November 2015. with 5,0 Inchi wide IPS LCD capacitive touchscreen, 16M colors, work on  Color OS 2.1 and supported with chipset Qualcomm MSM8916 Snapdragon 410, Processor Quad-core 1.2 GHz Cortex-A53, GPU Adreno - 306, combined with 2 GB of RAM, 8 MP on primary camera and 5 MP on secondary camera.

1st Method. Hard Reset Using Software Menu :

1. Make sure your battery is fully charged, Recommended you have 80% of battery capacity
2. Then Backup your OPPO A33. see this guide
3. Open the application tray,  pointing up located in the middle at the bottom of the display screen
4. Go to menu: Setting >
5. Select Back Up and Reset>
6. Factory Data Reset > 
7. Reset Phone
8. Choose Erase everything to confirm that you already to perform a hard reset on  OPPO A33
9. OPPO A33  will continue to hard reset process to restore factory default.
10. You can not use this method to reset your phone if it lost or stolen.

2nd Method. Hard Reset Using Hardware Keys:

1. Make sure your battery is fully charged, we recommend that your battery has 80% power
2. Always BackUp your important data that store in OPPO A33. see this guide
3. Turn Off your OPPO A33  by hold and press Power Button for a second.
4. Release any SIM card and SD card that was installed on your OPPO A33  smartphone.
5. Then press and hold a combination key Power button + Volume Down.



hard reset oppo A33

6. Release Power button only when phone vibrates, and show OPPO Logo on screen. While the Volume Down button is still held.
   
7. Now, release All button when your phone show language choice on screen.
8. You can use Volume Down and Volume Up to navigate all the menu. and the Power Button to confirm your choice. or you can tap the menu on the screen.
9. Now select English to enter ColorOS Recovery.
10. Then select Wipe Data and cache.
11. On the next screen select Wipe Data and cache again.
12. On the next screen, you will show a confirmation about Wipe data and cache, because your data and cache will be wiped, and this operation can not be undone. And now select OK.
13. Now, you will see a wipe data and cache process to wipe all data stored on your OPPO A33 phone.
14. Wait until everything finishes, 
15. If you see a message that wiped data successfully appear o screen, it's mean you have successfully performed the hard reset on this OPPO A33 phone.
16. Now, select reboot, to reboot your device. 
17. Select OK to confirm reboot OPPO A33.
18. Finish, Now you have successfully Hard Reset / Factory Reset Android OPPO A33.

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