Can the Windows.old folder in win10 be deleted?

A friend who upgraded from Windows 7 or 8 to 10 may notice that the space on the system C drive is getting smaller, and “the culprit” is probably a new folder called Windows.old on the C drive. Then the question is coming, is this folder coming? Is it useful? Can I delete it?

1. View the Windows.old folder.

Click on the "File Explorer" icon on the taskbar, navigate to “ on the left side of the computer, then double-click on the right side to open the C drive and you will see the Windows.old folder. .

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2, we right-click on the Windows.old folder, and the folder properties dialog box will pop up and calculate the size of the disk space occupied by the folder. Look, it is not small, 20G.

3. Is the Windows.old folder useful?

We opened the Windows.old folder and found that its content is almost a replica of the C drive. Originally, this folder was formed during the upgrade process of Windows 10. Every time it is upgraded, it will copy the contents of the system before the upgrade. If the upgrade fails, the content in this folder will be rolled back. ” To the previous version, to avoid user data loss.

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4. Can the Windows.old folder be deleted?

1) If you have upgraded for a while, and the software and hardware are running normally, you can delete it;

2) Windows 10 will automatically clean this folder regularly, so deleting is not necessary. of.

So, if you are in trouble, you can leave it alone; then the following content does not need to be read again.

But if you think it takes up space and you don't find any problems after the upgrade, then look down.

Note, it is not the right button to delete directly! Instead, start the Disk Cleanup Tool: Start --> All Applications --> W Group --> Windows Management Tools --> Disk Cleanup, Call Disk Cleanup Tool.

5, make sure to select “C” in the first window, and then wait for the tool analysis to complete, click the “Clean System File” button in the next window.

6. The cleaning tool restarts, or remember to select the C drive, and then the tool re-analyzes the C drive. During the analysis, we may see that “Scanning the previous Windows installation” is being scanned. .

7, then pop up the "Disk Cleanup" window, we scroll in the "Delete files to delete" list, select "Previous Windows installation", click &ldquo ;OK”.

8, the system will also finally make a warning: delete it will not return to the past!

9, ask yourself again: & ldquo; Confirm deletion? ” If the answer is still yes, then okay, click “ is ”.

10, clean up, over time, then look at the C drive, slimming success.

Note:

1, Windows 10 will periodically clean up redundant files on the system, so if you don't have to, you don't need to delete the Windows.old folder.

2, do not delete the Windows.old folder directly, but use the "Disk Cleanup" tool.

3. Please perform backup of important data before performing system cleaning. The loss of data due to the execution of the clean-up is at your own risk.

4, you can directly enter "Disk Cleanup" in Xiaona's search box to quickly start the disk cleaning tool.