U disk load failure (XP / WIN7 / WIN8)

The main symptoms

U disk load failure

Possible Cause

Storage Device Driver exception 2. Storage device drivers are disabled

WIN7 (Option One: Modify the disk device registry)

1. Right-click on [Computer] → [Management]:

2. Select [Device Manager] → expand the right of [Universal Serial Bus controllers] → right-click [USB Mass Storage Device] (the name is also possible that [USB Mass Storage Device]) → [Uninstall]:

3. Click [Operation] → [Scan for hardware changes]:

4. After waiting for the system to finish processing

END

WIN7 (Option Two: Turn on USB storage device driver)

1. Right-click [My Computer] → [Management]:

2. Right-click [USB Mass Storage Device] (the name is also possible that [USB Mass Storage Device]) → [Enable]

END

XP (Option One: Modify the disk device registry)

1. Right-click [My Computer] → [Management]:

2. Select [Device Manager] → right-click [USB Mass Storage Device] (the name is also possible that [USB Mass Storage Device]) → [Uninstall]:

3. Click [Operation] → [Scan for hardware changes]:

END

XP (Option Two: Turn on USB storage device driver)

1. Right-click [My Computer] → [Management]:

2. Right-click [USB Mass Storage Device] (the name is also possible that [USB Mass Storage Device]) → [Enable]: