Power button

[alvinshijo71]

My phone's power button isn't working, Is there any alternative way to lock my screen? My device is j7 max

[Ehsank]

enable assistant menu there you find screen off option and so many other option as well

[Sidhabhi]

Check my post

https://r2.community.samsung.com/t5/Galaxy-S/ALTERNATIVES-PHYSICAL-SCREEN-OFF-BUTTON/td-p/4451822

[Ab1196]

this will help you