Delta AH500 Hardware Operation Manual

Appendix A Installing a USB Driver
A-13
A.4 Installing the USB Driver for an AH500 Series CPU
module in Windows 10
Windows 10 driver signature enforcement provides a way to improve the security of the operating
system by validating the integrity of a driver or system file each time it is loaded into memory.
However since Delta PLC USB driver does not include the driver signature, this section will help
users to disable driver signature enforcement functionality in Windows 10 to ensure a success Delta
PLC USB installation. This act is only valid for a single time. The setting will return to its original
state after restarting.
Steps to disable driver signature enforcement in Windows 10:
1. Click Start and then Settings.
2. Select Update & security

Delta AH500 Specifications

General

Brand	Delta
Model	AH500
Category	Controller
Language	English