ghost/blank taskbar icons keep returning

Windows 11 Enterprise 25H2 build 26200.7171 — ghost/blank taskbar icons keep returning
Summary
Experiencing “ghost”/blank taskbar icons (slots clickable, no icon). 

only certain apps. Teams, MS Store, ChatGPT  but not Word, Outlook, OneNote, Excel and many 3rd party apps

Edition: Windows 11 Enterprise | Version: 25H2 | OS build: 26200.7171
Installed on: 11/23/2025 | Experience Pack: 1000.26100.265.0
Device/GPU driver: (add details)
Third‑party shell/taskbar tools: (add details or “none”)

What’s already tried

Clean reinstall + 
Icon cache rebuild + Explorer restarts  
Re‑register Shell Experience Host — no change. 
New profile 
Corner overflow/visibility checks — normal. 
App Installer/Store repairs 

repair install (in‑place upgrade)