I use an app called pixelfilter. As the name suggests it alternates the pixels to prevent burn in. Also temperature increases burn in so I clasp an active phone cooler . I've added links below.
https://www.ebay.co.uk/itm/154923504618?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=ieousdxtq-u&sssrc=2349624&ssuid=e5x_xnhjqcc&var=&widget_ver=artemis&media=COPY https://play.google.com/store/apps/details?id=screen.dimmer.pixelfilter
pretty sure this should bypass it.
If you do not trust the link: Wakey - Control your screen sleep and brightness
https://play.google.com/store/apps/details?id=com.doublep.wakey&hl=en&gl=US