OPPO ColorOS 3.0

Run Security in home screen and setup access to authority on Floating window management and App permission management.

1. Permission Manager setup

STEP 1. Run Security

STEP 2. Select Privacy permissions

STEP 3. Select Floating window management

STEP 4. Turn ON Assistive Touch

2. App Permission management setup

STEP 1. Run Security

STEP 2. Select Privacy permissions

STEP 3. Select App permission management

STEP 4. Select Assistive Touch

STEP 5. Turn ON Trust this app

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