For other temporary update files, it is best to use the Microsoft Disk Cleanup utility or Storage Sense rather than deleting them manually.
The Windows 10 Update Assistant downloads its installation and system files into several specific folders on your primary drive (usually C:). Unlike standard browser downloads, these files are hidden in system directories to prevent accidental deletion during the upgrade process. Primary Download Locations
You can safely remove the C:\Windows10Upgrade folder by uninstalling the Windows 10 Update Assistant via your system settings. where does windows 10 update assistant download files
Once your update is successful, Windows generally keeps these files for a short period (about 10 days) to allow you to roll back if needed.
Smaller component updates and patches managed by the system during this process are typically stored in C:\Windows\SoftwareDistribution\Download . For other temporary update files, it is best
This is a hidden system folder at the root of your C: drive used to store temporary installation files and previous version data required for the upgrade. How to Find These Files
Most of these folders are hidden by default. To view them, open , go to the View tab, and check the box for Hidden items . Managing These Files After an Update Primary Download Locations You can safely remove the
When you first run the tool, it creates a folder named C:\Windows10Upgrade . This contains the core Update Assistant files and the main installation package, often as a .ESD file .