: Perform a clean uninstallation and download a fresh version from the official Roblox website .
: Users on Reddit suggest that the Windows anti-cheat system may flag KRNL. You can try adding an exception for RobloxPlayerBeta.exe in your Exploit Protection settings and disabling Hardware-enforced Stack Protection for that specific file. KRNL An Unexpected Error Has Occurred Please Cl...
: Ensure you are running the KRNL executable with administrative privileges by right-clicking it and selecting Run as Administrator . Clear AppData Files : Open the "Run" dialog ( : Perform a clean uninstallation and download a