If you find the installation process too complex or you want a more robust solution for sharing or emulating hardware dongles, consider these alternatives.
While turning off Memory Integrity and Driver Signature Enforcement solves the Code 39 error, it reduces your system's defenses against malware and kernel-level exploits.
– Follow the remaining prompts. If the driver is properly signed, installation should proceed without any warnings or requests to disable security features. Virtual Usb Multikey Code 39 Windows 11
After applying the fixes, verify that the driver is functioning correctly: Right-click the Start Menu and open . Expand the Universal Serial Bus controllers section. Look for Virtual USB MultiKey .
Windows 11 strictly forbids the execution of unsigned kernel-mode drivers. Because standard MultiKey drivers are self-signed or unsigned, the operating system blocks them outright. If you find the installation process too complex
Windows 11’s (a Core Isolation feature) can unload unsigned drivers during boot. To fix this:
Secure Boot further restricts driver loading by ensuring that only boot‑time drivers signed by a trusted Certificate Authority are executed. Disabling Secure Boot is sometimes necessary for unsigned drivers, but doing so reduces the overall security posture of your system. If the driver is properly signed, installation should
Type the following command and press Enter: bcdedit /set testsigning on