Possibly. If the flickering is caused by your graphics card driver being corrupted or out of date, updating your GPU driver can absolutely solve it. If the flickering continues after a driver update, test the monitor with another computer; if it persists, the monitor itself may be faulty.
1. Top Source: Official Koorui Support Site (Firmware & Drivers) koorui monitor driver top
: Go to Settings > Windows Update and install any available "Optional updates," which sometimes include specific monitor hardware info. Possibly
Always recommended for KOORUI gaming monitors to reach 144Hz+ and enable G-Sync/FreeSync. Troubleshooting "No Signal" or Detection Issues test the monitor with another computer