Under normal circumstances, all operations of the user will be recorded by the operating system, of course, including the u disk. But many people want to clear the usage record of u disk, what should I do? The system base Xiaobian is here to introduce to you in detail. This method is to manually delete the registry information. First, add the environment variable "devmgr_shownonpresent_devices" in the system, the value is "1", open the device manager, then view the hidden device, expand the disk drive and storage volume, and then delete the U disk related. Third, the mouse clicks "My Computer"; right click to select "Manage" & Open; and then delete the information related to removable storage. 4. Delete the system environment variable <devmgr_shownonpresent_devices” added in "(1)”. 5. Open the registry (in the “Start” menu, enter ““regedit” to enter the registry). After the registry is opened, click “Edit” to read “ , then type "“USBSTOR" in the input box, just check "" items", don't select “value"" &"data" (can speed up search), then click &ld;;detail" or press Enter the search button, you will search for the items related to “USBSTOR”, and then delete them all (by pressing “ld3;F3”) every time you delete an item, if you can’t delete it, right click and select “Leverage” ” Go to the permission settings and select “Allow & rdquo; - “ Full Control & rdquo; If you are not at ease, we can select the "My Computer" in the registry by pressing the mouse in the registry, and then press “F3” and then delete it once. Below we list the detailed registry that needs to be deleted: delete the registry USBSTOR subkey of the following directory. 1.HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Enum/USBSTOR2.HKEY_LOCAL_MACHINE/SYSTEM/ControlSet002/Enum/USBSTOR3.HKEY_LOCAL_MACHINE/SYSTEM/ControlSet003/Enum/USBSTOR4.HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Enum/USBSTOR After deleting the above USBSTOR sub-item, generally confidential The inspection software will not check the U disk usage record. If you need to completely clear the u disk usage record, after completing the above operation, we will continue to operate: 1. Delete all the records except the ROOT_HUB and ROOT_HUB20 under the following USB sub-items. (1) HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Enum/USB(2)HKEY_LOCAL_MACHINE/SYSTEM/ControlSet002/Enum/USB(3)HKEY_LOCAL_MACHINE/SYSTEM/ControlSet003/Enum/USB(4)HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Enum/USBUndelete The operation of permission restrictions is consistent with the above operation. 2. Delete some sub-items containing usb characters such as a5d..., 53f... under DeviceClasses. (1) HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Control/DeviceClasses/{a5dcbf10-6530-11d2-901f-00c04fb951ed}(2) HKEY_LOCAL_MACHINE/SYSTEM/ControlSet002/Control/DeviceClasses/{a5dcbf10-6530-11d2-901f-00c04fb951ed}(3 HKEY_LOCAL_MACHINE/SYSTEM/ControlSet003/Control/DeviceClasses/{a5dcbf10-6530-11d2-901f-00c04fb951ed}(4)HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Control/DeviceClasses /{53f56307-b6bf-11d0-94f2-00a0c91efb8b}/##? #USBSTOR#Disk&Ven_Alcor&Prod_Flash_Disk&Rev_8.07#2624BFBB&0#{53f56307-b6bf-11d0-94f2-00a0c91efb8b} ...(5)HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/DeviceClasses/{a5dcbf10- 6530-11d2-901f-00c04fb951ed} Other operations are the same as the previous step. This article comes from [website] www.xxx