Now the AppData folder will appear. Go into the Local folder to find the Roblox folder. Delete the entire Roblox folder. Run the installer as Administrator.

From there, you’ll see three sub-folders, but the one you want is Local. Find Packages from the list of options. Find the Roblox folder in this new sub-folder.

Now, find the Roblox folder in the opened directory and double-click on it to open it. After that, right-click on the blank space in the folder and select the New > Folder option.

If Roblox is not downloading or installing on your Windows 11/10 PC, restart your PC and if that doesn't help, use the fixes discussed here.

Wait for the process to complete Install file Roblox again and then check if Roblox does not download and install on Windows 10 PC issue still occurs. Method 6: Check Date and Time settings ...

Fix #3: Update Roblox installation files. If Roblox is still showing the same crash error, the final solution that you can try is to update certain files in the installation folder.

Now, select the Local folder and find the Roblox folder inside Click once on the Roblox folder, making sure not to open it, and press “Shift + Delete” ...