Safety Uninstall U disk's perfect strategy:
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 is a virus in U disk, resulting in the use of system resources, which can not be downloaded normally. Recommend the use of antivirus software designated U disk path, and its overall scan to remove the virus on U disk impact.
A lot of users in the face of uninstall U disk can not be safely unloaded when you will choose to pull the U disk directly, such practices will not only damage to the U disk itself, but also may cause the loss of important data in U disk, so the next time users encounter the same situation, reference to the above methods of operation to safely uninstall U disk.