After installing the January 2026 Microsoft security updates, Remote Assistance (msra.exe) no longer works on multiple Windows versions. This directly affects Citrix Director Shadowing, as the generated invite files can no longer be opened on patched systems.
The issue is caused by a security hardening related to CVE-2026-20824 – Windows Remote Assistance Security Feature Bypass Vulnerability. While the fix is technically correct from a security perspective, it currently breaks legitimate Remote Assistance workflows in enterprise environments. Continue reading “Workaround after Remote Assistance Error”