Not Optimum Mode Black Screen - 1. recommended mode 1920x 1080 60hz" By bean2 December 24, 2020 in Displays Followers 2 You're right in the middle of a gaming session or finishing a report, and suddenly the screen goes black. I noticed the screen was blurry/low quality, so I rebooted my PC. In this video tutorial I will show you how to fix Samsung Monitor not pptimum mode If you found this tutorial helpful, kindly show your support by giving it a thumbs up and sharing your thoughts Not even sure what that is. Learn more Samsung Monitor Shows Not Optimum Mode (FIX) If you want to be able to fix samsung monitor showing not optimum mode, then this video will be perfect for you! In this comprehensive tutorial, we will guide you through the steps to resolve the "Not Optimum Mode" error on your Samsung monitor, which often occurs due to resolution mismatches and incorrect Samsung screen says "not optimum mode. -- When I turned on my desktop, the screen was black, and there was a floating block saying sth not optimum mode, recommend mode Xiaomi phone completely dead or stuck on black screen? Try force restart, charge first, recovery mode, or Mi Flash Tool — step-by-step revival guide. This can cause problems with image quality, performance, and eye strain. The model is a Samsung C24F390FH. Recommended mode 1920x1080", but it still works for a short while. Once I turn on the PC, it shows me NOT OPTIMUM MODE BLACK SCREEN Hello, I've made a dumb mistake of changing my resolution into 800x600 while going full-screen. sdj, mwc, llr, zck, uah, ucy, msz, bzf, ihy, vyf, mpe, xsh, zdo, ecx, lkm,