For 1, Win7 and 64-bit systems, it is sufficient to disable the driver's mandatory signature. The specific steps are as follows: When booting to the system option, press F8 immediately to enter the safe mode, or press F8 early to avoid missing the time.

2. First log in with the administrator account Administrator; Click Start, then click Run; Enter the command to turn off forced driver signing: bcdedit.exe-setloadoptionstable _ integrity _ checks, and then click OK.

3. Click the Start button-enter gpedit.msc in the run box and press enter; Expand User Configuration-Management Template-System-Driver Installation; Double-click the device-driven code signing on the right interface; Select Disable, and then click OK.

4. The command to turn off the forced driver signature is bcdedit.exe-setloadoptionsddisable _ integrity _ checks. Open the CMD command line as an administrator, and then enter the above command. Restart the computer after completion, and you can use the driver without digital signature on the 64-bit Win7 system at any time.

5. Method of disabling driver signature compulsion in win7 system: tool material WIN7 computer method Step ① Click Start-Run and enter "gpedit.msc" for confirmation.

6. Before entering the Windows system startup screen, press F8, and the system multi-operation startup menu will appear. Then select Disable Driver Signature Enforcement to start the computer. After digital signature is disabled, the driver can be successfully installed. However, after restarting the computer, the settings will be restored to enable digital signatures.