Nav Bar on during charging...help! Don't want this.

Screensaver. Turn it off.

Press the recent button does it open anything? There may be a fake lockscreen

I'm not able to find the thread at this moment but someone else had this problem and it was the theme that caused it.

Found it! https://redd.it/87wh10

Same. Piggybacking for an answer.

^(Hi, I'm a bot for linking direct images of albums with only 1 image)

https://i.imgur.com/MDrk8lC.jpg

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Thanks everyone! This is on my wife's S8 and she just went to bed. I'll try some of these tomorrow and report back.

Do a cache wipe.

And then charge the phone when its off.

2nd one is a fix that worked for multiple Android phones