If the driver need be installed in 64 bit Windows System, it need have digital signature. While some driver don’t have digital signature and the PC can’t install this kinds of device. If you want to install this device in 64 bit Windows System, You need disable digital signature enforcement.
Our some equipments need disable signature enforcement, such as LMS-6000, LMS-7000 and LMS-9000 series spectroradiometer.
For Win 7 system
1.For the 64 bit WIN7, We have a small program in the CD, like the picture below. We can disable digital signature by the CD.
2.The program named as below. Double click it.
3.Then click ‘Next’
4.Click ‘Yes’
5.Click ‘Enable Test Mode’ and go ‘Next’
6.Click’确定’
7.Click‘Exit’
8.Restart the PC and removed the signature successfully
For Win8 and Win10 System
1.For the 64 bit WIN8 & WIN10. We can disable the digital signature on the PC directly. First hold down ‘Shift’ key.
2. Click ‘Restart’ as below picture.
3.Click‘Troubleshoot’
4.Enter ‘Advanced options’
5.Enter ‘Startup Settings’
6.Click ‘Restart’
7.Press ‘F7’
NOTE: There is another way to enter "Troubleshoot".
1. Click "All Settings"
2. Click"Update & Security"
3. Click "Restart now"
You can also watch the complete video as below
Lisun Instruments Limited was found by LISUN GROUP in 2003. LISUN quality system has been strictly certified by ISO9001:2015. As a CIE Membership, LISUN products are designed based on CIE, IEC and other international or national standards. All products passed CE certificate and authenticated by the third party lab.
Our main products are Goniophotometer, Spectroradiometer, Integrating Sphere, LED Test Instruments, CFL Test Instruments, Photometer and Colorimeter, EMC & EMI Testing, Surge Generator, Electrical Safety Testing, Environmental Test Chamber, Waterproof Test , Dustproof Test Chamber, High and Low temperature Humidity Chamber, Plug and Switch Testing, AC and DC Power Supply.
Please feel free to contact us if you need any support.
Tech Dep: Service@Lisungroup.com, Cell/WhatsApp: +8615317907381
Sales Dep: Sales@Lisungroup.com, Cell/WhatsApp: +8618917996096
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