How to use Win10's own function to smash files? Win10 does not install the software to completely delete the file method

Usually we delete a file is to delete or drag to the recycle bin, and then empty the recycle bin is finished, but everyone should have heard about the file recovery software, generally delete the file and It is not really deleted on the hard disk, but the computer marks the data as garbage. If it is not overwritten by other data, it can be retrieved through some operations. Sometimes there are some documents we want to completely delete it, I don't want it to be retrieved. In general, I have to ask for some professional software at this time, or use the 360 ​​security guards such a hodgepodge of "file smash" tools, but now The situation is different, Windows users are blessed, Xiaobian found that Windows comes with a function can also smash files, do not need to install other software, then where is this feature? how to use? Xiaobian, this will teach you to use.

Operation:

In fact, this function exists in Windows XP, Win7, Win8.1, win10, the system comes with a command line tool called cipher Its purpose is to encrypt files using the EFS encrypted file system. However, this tool also has an additional feature that can be used to erase the remaining space on the hard disk to safely delete deleted files contained in the remaining space. The tool is very simple to use, take win10 as an example, the specific operation is as follows:

1, enter CMD in the start menu or taskbar search box, find the command prompt in the search results, right click Click and choose to run as an administrator.

2. Enter the following command at the command prompt and press Enter:

cipher /w:C

The last letter“ C” represents the partition letter, you can modify it as needed. After that, you only need to wait patiently, as shown below:

To erase data, the tool will perform three tasks in sequence: first, overwrite the remaining space with 0x00, then overwrite the remaining space with data 0xFF, and finally use Random data is erased. It takes some time to complete the whole process, depending on the amount of free space on the hard disk.

The above is the Win10's own function to smash the file and completely delete the deleted file. I hope to help everyone, please continue to pay attention to this.