What should I do if the Win7 card reader does not read?

The card reader can read and write the multimedia card in our hands as a mobile storage device, but it is easy to read when using the card reader. What should we do? In fact, this is a good solution, the following will give you a detailed solution about the Win7 card reader can not read.

1. Insert the memory card into the card reader, and the card reader to connect to the computer. Note that you will see the indicator light of the card reader flashing. At this time, the USB driver installation will be performed automatically. After the driver installation can be & ldquo; Device Manager & rdquo; view;

2, download and install DiskGenius tool, you can directly download the latest version;

3, open DiskGenius Tools, find the disk where the memory card is located, as shown in the f disk, right click to select "Format the current partition";

4, prompt to format the partition volume window, click “ format & rdquo; fast Formatting, the computer can recognize it after completion;

5, if the U disk currently read does not have only one partition, you can create a new partition, divide the U disk partition into a storage partition and a free partition, convenient Data Management;

6, then click on the original computer < Start - Control Panel - Add New Hardware - Find & rdquo; then find out if there is no external device, if any, you can open the click "Hardware" The driver is uninstalled, then plugged in the card reader, reinstall the driver;

7, of course, you can enter the safe mode, then repair the registry, and then re-enter the normal mode to plug the card reader, check The problem is solved when the fault occurs;

8. If the fault still remains, then try to restore the computer to the time when there is no fault, or repair the system disk, open the command prompt and enter SFC /SCANNOW And then insert the system disk to repair. There is no need for us to fix it, the system will automatically detect the repair;

9. If the fault persists, set the CD-ROM drive in the BIOS to insert the first boot device into the system installation disk and press R to select “fix installation&rdquo ; can;;

10, caused by the lack of usb power supply. This situation may be caused by too many external devices on the usb interface;

Solution: Right mouse button My Computer (Computer) - Device Manager - Find the "Universal Serial Bus Controller" option, Then there are some “usb Root Hub” options on the drop-down list of the option, double-click the option, then open the properties dialog, switch to the “Power Management” tab, remove “Allow the computer to turn off the device to save power. & rdquo; before the check, click OK.

After the above settings, the card reader will be reinserted into the computer at this time, you will find that the computer can be recognized normally, which also shows that the problem has been solved. If you encounter this problem in the future use, you can use the above method to solve.