1, the U disk plug into the USB interface, and then select "My Computer" → "Properties" → "hardware" → Device Manager → "disk drive", find the U disk project, open the U disk's "Properties" dialog box, switch to the Policy tab, select the "Optimize for quick deletion" radio button, click OK. In this way, the next time you use a U disk, as long as the completion of the data operation, you can directly from the USB connector pull down.
2, complete the operation of U disk data, close the corresponding program. Return to the My Computer window and open a drive for folder operation (except for the USB U disk). Then click on the taskbar of the U disk icon, then will pop up safely delete U disk dialog box, click "OK" button will be able to pull the U disk from the computer down.
If in this case still cannot uninstall U disk and other devices, then you need to suspect:
1, check whether there are procedures to occupy the resources of U disk. such as music players, media files and some of the software installed in the U disk. You can use Unlocker and other software to remove these resources, and then uninstall the U disk can be removed.
2, check whether there are viruses in U disk, resulting in the use of system resources, which can not download normally. Recommend the use of antivirus software designated U disk path, and its overall scan to remove the virus on U disk impact.
If you think the above method is still invalid, you can use the following method:
1. Press the "Ctrl" + "Alt" + "Del" key combination at the same time, the Task Manager window will appear, click the "Process" tab, look for the "rundll32.exe" process in "image name", select "Rundll32.exe" Process, and click " End process, a task manager warning is ejected, asking you to decide whether to close the process and clicking "Yes" to close the "rundll32.exe" process. Then remove the U disk will be able to remove the normal.
2. When using this method, be aware that if you have more than one "rundll32.exe" process, you need to turn off more than one "rundll32.exe" process.
1. This method is also the use of Task Manager, while pressing the keyboard "Ctrl" + "Alt" + "Del" key combination, the Task Manager window appears, click Process, look for "EXPLORER." EXE process and end it. This time will find the desktop is missing, please do not panic, continue to do the following, in the Task Manager click "File"-"New task"-Input explorer.exe--OK. Then remove the U disk, you will find it can be safely deleted.
The fourth method:
1. This method is the simplest, but the most time-consuming, that is, restart the computer.
2. If you feel that there is a problem to solve some problems, you can use the following early preventive measures:
3. Turn off the preview function of the system
4. Method: Double-click My Computer--tools--Folder Options--general--tasks--Use the Windows Traditional style folder and click OK.