1. First click on the lower left corner of the computer desktop, select "Run", enter "Secpol.msc" in the open running interface, click "OK" button.
2. In the Open Local Security Policy window, click Public Key Policy, and then in object type on the right, select the Encrypting File System right click and select the Properties item.
3, in the "Encrypting File System Properties" window appears, select the General tab, in the "Encrypting File System (EFS) file encryption" under the three options to select "Do not allow" operation, and then click "Apply", "OK."
4, at this time we have a file encryption operation, select the folder right click to select "Properties."
5, in the file "Properties" Under the General tab bar, select the Advanced option.
6. In Advanced properties, select Encrypt content to protect data.
7, then, there will be the following error prompts. In this way, we have implemented a setup operation that prevents computer file encryption.