System Optimization 01: How to Delete Windows.old From Your PC to Free up Space

System Optimization 01: How to Delete Windows.old From Your PC to Free up Space ?  

When you upgrade Windows or reinstall it without formatting, a folder named Windows.old is created. This folder contains your previous Windows installation, including system files, settings, and installed programs. While it can be useful for restoring your old setup, it also takes up a significant amount of disk space. If you no longer need it, you can safely remove it to free up space. Here’s how:

Method 1: Using Storage Settings

1. Press Win + I to open Settings.
2. Navigate to System > Storage.
3. Click Temporary files.
4. Check the box for Previous Windows installation(s).
5. Click Remove files and confirm.

Method 2: Using Disk Cleanup

1. Press Win + R, type cleanmgr, and hit Enter.
2. Select the drive where Windows is installed (usually C:) and click OK.
3. Click Clean up system files.
4. Check the box for Previous Windows Installation(s).
5. Click OK and then Delete Files.

Method 3: Manually Deleting Windows.old

1. Open File Explorer and go to C:\.
2. Locate the Windows.old folder.
3. Right-click on it and select Delete.
4. If you get a permission error, take ownership of the folder:
   • Right-click Windows.old > Properties > Security tab.
   • Click Advanced > Change (next to Owner) > Enter your username > OK.
   • Check Replace owner on subcontainers and objects > Apply > OK.
5. Delete the folder again.

Method 4: Using Command Prompt

1. Search for Command Prompt, right-click it, and choose Run as administrator.
2. Type the following command and press Enter:

   RD /S /Q C:\Windows.old
   

3. Wait for the process to complete.

Conclusion

Removing the Windows.old folder can free up a large amount of disk space, especially if you have limited storage. However, make sure you don’t need any files from your old installation before deleting it. If you're happy with your new Windows setup, follow these methods to clean up your system effectively.

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