Preflight Checklist

• I have read the Contributing Guidelines for this project.
• I agree to follow the Code of Conduct that this project adheres to.
• I have searched the issue tracker for a bug report that matches the one I want to file, without success.

Electron Version

31.1.4

What operating system(s) are you using?

Windows

Operating System Version

Windows 23H2 22631.4037

What arch are you using?

x64

Last Known Working Electron version

No response

Expected Behavior

win.setBackgroundMaterial('mica') should apply material background effect to window.

Actual Behavior

Nothing happened. Neither do others like 'tabbed' or 'acylic'

Testcase Gist URL

https://gist.github.com/kingyue737/d2ca0f1d5318f5915538cb05879bfb81

Additional Information

No response