Solution to the problem that the external hard disk cannot be read: 1. In [Device Manager], find [Universal Serial Bus Controller], and then delete [Large Capacity Device]; 2. Click [Connected Device] 】Find the [DISK] option, click [Delete Device], and then plug it in again; 3. Find [USB Settings]->[USB Selective Suspension Settings], set it to [Disabled], and then restart the computer. .
#The operating environment of this tutorial: Windows 7 system, Dell G3 computer.
What should I do if the external hard drive cannot be read?
Solution:
1. Open the [Windows] icon in the lower left corner and search [Device Manager], find [Universal Serial Bus Controller], and there is a [Large Capacity Device] 】, you can restore it after deleting the display;
2. Press and hold the [Windows] and [i] keys on the computer keyboard at the same time, find [Device] in the pop-up interface, and click [ Connected devices] Find the [DISK] option, click [Delete device], and then plug it in again;
3. It may be USB selective suspension, find [Power Options] in [Control Panel], Click Change Plan Settings next to the currently selected power plan; then click [Change Advanced Power Settings]; then expand [USB Settings] - [USB Selective Suspension Settings], set it to [Disabled], and confirm Restart the computer and re-insert the mobile hard disk;
4. If all methods fail, it is very likely that the mobile hard disk has been damaged. It is recommended to find maintenance personnel to check and repair or restore data.
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