A Microsoft desktop and app virtualization service that runs on Azure. Previously known as Windows Virtual Desktop.
The issue has been resolved on it's own.
Likely Causes: While the exact trigger cannot be confirmed after the fact, such behavior can occur for several common reasons:
- Transient profile or session glitch – Temporary issues with the user profile or explorer.exe process that correct themselves after the next sign-in or session refresh.
Pending Windows updates or background maintenance – Updates or scheduled maintenance can briefly affect shell components like the Start menu and search.
AVD host pool resource spike – Short-lived CPU or memory pressure on the session host can delay or block UI components.