https://www.xda-developers.com/microsoft-start-menu-ads-windows-10/
Key Takeaways
Windows 10 users will soon see ads in their Start menu, mimicking the unwelcome trend in Windows 11.
A new “Account Manager” section is appearing in the Start menu, replacing previous profile options.
Concerned users can find relief in ad-blocking apps created to combat Microsoft’s increasing use of ads….
https://x.com/phantomofearth/status/1827093328485048790
“The Start menu account manager from recent Windows 11 updates is being backported to Windows 10. (present in Beta/RP build 19045.4842, disabled by default.)”