When the Win7 system is plugged into the USB flash drive, the prompt "I/O device error" is solved.

Recently, users of Win7 system have reported that after the USB flash drive is plugged into the computer, the system prompts “The I/O device error cannot be run because of the I/O device error”. What is the reason? How to solve it? In fact, this happens because the disk drive letter is incorrect, we just need to re-assign a drive letter to the USB drive. Below, let's take a look at the detailed steps.

Step method

1, the mouse over a desktop computer icon, right-click, the pop-up menu, select & ldquo; management & rdquo ;, as shown in FIG.

2, open the Computer Management page, expand the & ldquo; storage & rdquo; option, then click the & ldquo; & rdquo ;, Disk Management can see the list of drives in the middle pane. Right click on the u disk, then select “Change drive letter and path” in the menu as shown below.

3, then the pop-change drive letter and path window, we click u disk drive, and then click the & ldquo; Change & rdquo; button, as shown in FIG.

4, following the next drive letters assigned a drive letter drop-down list, and click & ldquo; & rdquo ;, determined as shown below.

5, a warning box will pop up asking whether to continue the operation, click & ldquo; is & rdquo; can, as shown below.

The above is inserted into the U-Win7 system prompt & ldquo; since the I /O device error, such a request can not run & rdquo; solution after the operation by the method of appeal, and then insert the U disk, This prompt does not appear.