Free up drive space in Windows - Microsoft Support If you used Disk Cleanup to free up space on your device and then see a Low Disk Space error, it’s possible that your Temp folder is quickly filling up with application ( appx) files that are used by Microsoft Store
On Windows 11 C\Windows\Temp folder is getting automatically Full It is completely safe to delete them, and Windows even has a built-in tool called Disk Cleanup or Storage Sense that removes them for you If the folder fills up again later, that’s normal behavior because Windows keeps generating temporary files
Temporary files Windows 11 - Microsoft Q A Sometimes, temporary files can be locked by running processes Open Task Manager (Ctrl + Shift + Esc), go to the Processes tab, and look for any processes that might be using the temporary files
Fix low disk space errors quickly in Windows - Microsoft Support Turn on Storage Sense to automatically free up space by removing unnecessary files Use Cleanup recommendations to identify and delete temporary files, large or unused files, files synced to the cloud, and unused apps
Problems deleting temporary files Windows 11 - Microsoft Q A I would suggest that you use a free tool like Treesize Free or Windirstat and have it analyze your C: drive to see what folders are using up the most space If you are running low on disk space, and that is the real problem that you are trying to fix, then these tools will show you everything
Storage space has been eaten up by? - Microsoft Q A Check for Temp folder issues (Windows 11) If the Temp folder is filling rapidly (often due to Microsoft Store appx files), it can indirectly drive up System usage