In modern society, U disk has become one of the indispensable storage devices in our daily life and work. However, sometimes we buy a brand new USB flash drive but find that it cannot operate normally, which is very disturbing. So, why is it that the purchased USB flash drive cannot be operated? PHP editor Youzi will answer this question for everyone and provide some solutions to help everyone solve this problem.
#For example, the computer does not respond after inserting the USB flash drive, and the drive letter cannot be seen when opening the disk. Or, after inserting the USB flash drive, it shows that it cannot be recognized or the driver was not successfully installed.
At this time, do you also think that your USB flash drive is broken? Has it started to crash?
Don’t panic, you can try the following methods first!
1. The U disk may be hidden
First change the computer to see if the U disk is damaged. , if not, the USB flash drive may be hidden on your computer.
The solution is very simple:
Insert the USB flash drive and open "My Computer"/"This Computer" -View- option.
After entering the advanced settings box, still click View first, uncheck the "Hide empty drives" item, and then Click Apply.
##2. The USB port is disabled by BIOS
If If there is no response when you connect the USB flash drive to the computer, then we try to connect other devices, such as mouse and keyboard, to the same USB interface. If it can be used normally, then the problem with the interface can be ruled out.
However, if there is a problem with this USB interface, then after ruling out damage to the interface itself, the most likely cause of the failure is that the USB port is disabled by the BIOS.
This requires us to enter the BIOS to modify it. The solution is very simple:
PS: Pay attention to different brands The shortcut keys to enter the BIOS are different depending on the computer model. It is recommended that you check online or directly consult the computer brand customer service~
Method 1: Restore BIOS default values
Generally speaking, when restarting the computer, when the startup screen appears, quickly press the BIOS shortcut key to enter the BIOS interface.
If you are worried that you will not be able to press it in time, you can also press it repeatedly until you enter the BIOS interface.
Then press F9, a dialog box to restore the BIOS default will appear, select "YES" and press Enter, and finally continue to press Enter to save and restart the computer. Now, connect the U disk again, and you will find that there is no problem with the U disk and can be used normally~
Method 2: Open the USB port
1. Refer to the above steps. After entering the BIOS interface, use the arrow keys to switch to the "Security" tab and select "I/O Port Access" " and press Enter;
2. After that, continue to select "USB Port" and press Enter, and then set it to "Enabled", and finally press F10 to save.
3. There may be a problem with the computer’s USB driver
If you connect the U disk to the computer, the result is that the driver installation was not successful! No need to doubt that there is a problem with your driver.
The solution is very simple:
Method 1. Uninstall the USB device
Move the mouse to the computer, right-click and select [Manage]. After the pop-up window, click [System Tools]-[Device Manager], and then expand [Universal Serial Bus Controller] in the middle device ], find [USB mass storage device] inside and double-click to open it.
After the property window pops up, click [Driver]-[Uninstall]-[OK]. After the uninstallation is completed, Unplug the USB flash drive and reinsert it into the computer. The computer will automatically load the USB driver, and then check whether your USB flash drive is read.
Method 2. Restart the USB device
Double-click to open After [USB Mass Storage Device], if you find that [Driver] is disabled, click [Enable] to restart the USB device. After success, check whether your USB flash drive is read.
Method 3. Update the driver
If you find that the driver has been started, it is possible that the driver has not been updated. Click [Update Driver] in [Driver] Finally, check whether the USB flash drive can be read.
##Method 4. Modify the drive letter
If U The disk appears on the disk, but cannot be opened. As above, first enter the computer management page, click [Storage]-[Disk Management], select the drive letter of your USB flash drive, right-click and select [Change Drive Letter and Path].
After the path window pops up, click [Change] below to enter the small window for assigning drive letters and click In the drop-down box on the right, select an unoccupied [Drive Letter]. After selecting the drive letter, click [OK]. The system will reassign the driver to the U disk. At this time, check whether your U disk has been read.
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