How to Reset Calls & Contacts in OPPO F9 - Delete Call History

Read more info about OPPO F9: https://www.hardreset.info/devices/oppo/oppo-f9/hardreset/first-method/ In the presented video, we show you how to successfully perform a reset of calls and contacts in OPPO F9. If you would like to delete call history or contacts in your Oppo device, then follow our instruction to clear calls & contacts stored in a couple of seconds. How to delete call history in OPPO F9? How to delete contact in OPPO F9? How to reset call history in OPPO F9? How to clear call history in OPPO F9? How to reset contact in OPPO F9? Follow us on Instagram ► https://www.instagram.com/hardreset.info Like us on Facebook ► https://www.facebook.com/hardresetinfo/ Tweet us on Twitter ► https://twitter.com/HardResetI