To fix Roblox not opening, start by checking for conflicting applications. Open Task Manager and look for unfamiliar processes that might be running. Close any suspicious applications to ensure they are not interfering with Roblox.
Next, if you use Bitdefender, add Roblox to its exceptions list. This can help resolve issues caused by Bitdefender blocking Roblox. You can usually find the exceptions list in the settings menu of Bitdefender.
Another effective step is to run Roblox as an administrator. Right-click the Roblox shortcut and select “Run as administrator.” This grants Roblox the necessary permissions to run properly.
If the problem persists, reinstall Microsoft Visual C++ Redistributables. Download the latest versions (x64 and x86) from the official Microsoft website and install them. This can resolve any missing or corrupted system files that Roblox relies on.
Also, check for outdated graphics drivers. Visit your graphics card manufacturer’s website to download and install the latest drivers. Updated drivers can fix compatibility issues that prevent Roblox from launching.
If the issue started after a recent Windows update, consider using System Restore. This tool lets you revert your system to a previous state when Roblox was working correctly.
Reinstalling Roblox can also help. Uninstall Roblox, restart your device, and then reinstall the game. This can fix corrupted installation files that might be causing the issue.
Clearing your browser’s cache and temporary files is another good step. This can resolve any corruption issues that might affect Roblox. Use your browser’s settings to clear these files.
For specific file issues, try deleting `webview2loader.dll` and `RobloxPlayerBeta.dll`. After deleting these files, reinstall Roblox. This can replace corrupted files with fresh ones.
Lastly, check for other conflicting software like RivaTuner. If you have RivaTuner installed, follow the solution provided in this video: https://youtu.be/n1bq_lHIAOc?feature=shared. This should help resolve any conflicts preventing Roblox from opening.