Make sure you're completely out of the Roblox program. Repeat the reinstallation steps after reconfiguring the firewall. See the information in the Firewall and Router Issues help article for assistance on allowing access to Roblox. These programs do not work with caution and by default no programs are authorized to access. Many antivirus or Internet security software try to control which programs can access the Internet. Change your firewall/security program settings Repeat the reinstallation instructions above when finished. Follow the instructions in the Delete your temporary Internet files and cookies section. Delete your temporary Internet filesĪn important step in any uninstallation or reinstallation process is to delete your browser's temporary Internet files.This will help with any corruption issues that may have arisen. Make sure to restart your computer after uninstalling and before reinstalling. Follow the instructions to uninstall Roblox for Windows. If reinstallation does not work, you may need to uninstall before reinstalling. Most of the time, you don't need to uninstall the program before reinstalling it. Make sure that all other programs are closed when reinstalling. The reinstallation should overwrite and replace any deleted or broken file. Make sure to try restarting before reinstalling. Some technical issues can be solved by reinstalling Roblox.