whats wrong with my monitor? (Dell U2720Q) the screen flickers and retains the last image. Can be fixed with LCD conditioning, but it takes a while (20-30 minutes) - see link in
Dark spots on an old ips dell u2711 monitor : r/Monitors
display - Monitor has developed a white shine in the middle - Super User
U3014, image retention | DELL Technologies
Dell P2223HC 21.5" Full HD WLED LCD Monitor - 16:9 - Black #cartleusa #DellDisplayMagic #FullHDExperience #P2223HCVision #CrispAndClear #DellMonitorMastery #BlackBezelBeauty #TechDeskUpgrade ...