Symptom,
I want to un-pin Edge from the taskbar, but it reappears when I log in or restart
Solution
1. Open File Explorer
2. Navigate to %userprofile%\AppData\Local\Microsoft\Windows\Shell
3. Edit LayoutModification.xml with notepad or other text editor
4. Delete the <taskbar:taskbar.pinlist entry for Edge
5. Save the LayoutModification.xml
Disclaimer
This information is intended for general information purposes only and to assist customers in understanding system functionality. It should not be construed as legal advice or opinion on any specific facts or circumstances. You are advised to consult your own compliance staff or attorney regarding your specific questions or situation to ensure your compliance with company policies & procedures, applicable laws, and regulations.