Hehe, this is simple. You just need to uninstall the Microsoft activesync software in Add/Remove Programs on the control panel. This software is the software for synchronizing computers and mobile phones. If you uninstall the mobile phone, you cannot synchronize with the computer,
There are several possibilities for this: 1. The file opened on the removable disk is not closed 2. A program is using files on the disk 3. Antivirus software is scanning removable disks 4. There is a virus in the USB stick on the computer or on the mobile disk. Copying the virus file Please scan the whole disk for viruses (including your MP4) in safe mode. If you can confirm that the files in MP4 are not opened in the computer, you can directly unplug the MP4 without damaging the machine. At most, the files in MP4 may be damaged.
I did the same thing a few days ago. You can right-click the desktop - New - Text Document - (double-click the new text document on the desktop, copy and paste the following command into it) Command:
DEL /F /A /Q \\?\%1
RD /S /Q \\?\%1
File - Save as XXX.bat, then drag and drop the file or directory to be deleted onto the icon of the bat file to delete it!
This icon is the phone icon displayed after your phone is successfully connected to the computer. Double click the icon to display the contents of the phone.