Welcome, if you want to change log method in your Oppo a91 for the first, you have to go for settings and right now we have to find the fingerprint face and the password section, let's set the lock screen password click on turn on and right now we can set the password. Mine will be one two, three four five and six tap on the use confirm, and it's done click console here and right now, when we are going to lock our device and try to unlock, we have to swipe and right now we have to input our password. Thank you guys for watching leave, thumbs ups comments and subscribe to our channel.
Source : HardReset.Info