To delete temporary files manually in Windows, you can follow these steps:
Press Windows+R to open the Run app.
Type %temp% in the text box and then click OK or press Enter. This will open the Temp folder in File Explorer.
Select all the files and folders that you want to delete. You can press Ctrl+A to select everything in the folder.
Right-click on any of the selected files and then click Delete. You may be asked to confirm that you want to delete the files or skip any files that are in use.
Empty the Recycle Bin to permanently delete the files
