The real data is still on the disk, and it can be easily restored by some data recovery software.
The system just deletes the file names in the file allocation table. However, under the normal circumstances, if there is no special treatment, the deleted file does not actually disappear. When it comes to clearing disk data, most people choose to delete them directly. You’d better clean up all the data on the disk to keep your data safe. As time goes by, there will be more and more personal data on the disk. As we all know, hard drive is usually used to store data, and it brings great convenience to our work and life. Actually, if you plan to donate or sell the disk to others, you might need to wipe disk in Windows 10/8/7 completely and permanently. You may be puzzled about when you need to wipe disk. Is there any method about easily wipe the disk? Thanks in advance!” When do you need to wipe disk?
Now I need to completely empty the disk and delete all the data. As you know, there will be a lot of personal data in the computer that has been used for a long time. I have an old Windows 10 computer that has been used for many years. When prompted, select the \"Format FAT-32\" option to write over all of your old files and restructure your hard drive.“Hey, guys. You will see that the computer will load from the Recovery CD. If the Control Panel comes up, choose \"Reset Computer.\" This will initiate a quick reset, bypassing the Control Panel. Press the CTRL+ALT+DEL keys together (at the same time) twice in rapid succession. You will be using the Recovery CD to write over your deleted data and file structure. Insert the Windows Recovery CD into the proper drive. Type in the following argument to format your primary hard drive: \"format c: /q.\" This will initiate the quick format of your computer that will delete your file structure and data but keep Windows intact. Left-click the new dialog box which will have a command line in the format C:\User\ComputerName. The name varies depending on your operating system, but for all intents and purposes it is the same dialog box. This will open the DOS shell command prompt or System32 command prompt. Using the Search/Run command line, use the command CMD.
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