How to close the personal information security of OPPO mobile phone?

Just try setting the-Security Service-Personal Information Security Off switch on your mobile phone.

What if the phone can't be upgraded?

Online upgrade operation of "Mobile Desktop-System Update" failed:?

1. Mobile phone settings-applications-all system updates. Please try the operation again after clearing the data;

2. It may be caused by network instability, so it is recommended to switch to other networks as much as possible;

3. The mobile phone is too root, and it will not be upgraded normally after root. Please download the firmware package of this model for manual upgrade.

Failed to download firmware package manually:

1. The mobile phone has backed up important data (SMS, contacts, etc.). ) (It can be operated through "Mobile Desktop-Cloud Service" or "Tools-Backup and Recovery");

2. Confirm that double clearing has been operated: press and hold the power button+volume down button for about 10 second after shutdown to enter the OPPO recovery mode, and select Chinese Simplified-Clear data and cache;

3. If the manual brushing machine is still unsuccessful after double cleaning, it is recommended that you bring the relevant warranty certificate to the customer service center for testing and processing.