https://www.microsoft.com/software-download/windows11

MX records
https://apps.google.com/supportwidget/articlehome?hl=en&article_url=https%3A%2F%2Fsupport.google.com%2Fa%2Fanswer%2F174125%3Fhl%3Den&assistant_event=welcome&assistant_id=!g8vZkVPbP4Y5X0MnH8w0qkmKge8ltJf7&product_context=174125&product_name=UnuFlow&trigger_context=a

SPF record
https://apps.google.com/supportwidget/articlehome?hl=en&article_url=https%3A%2F%2Fsupport.google.com%2Fa%2Fanswer%2F10684623%3Fhl%3Den&product_context=10684623&product_name=UnuFlow&trigger_context=a

DKIM & DMARC record
https://apps.google.com/supportwidget/articlehome?article_url=https%3A%2F%2Fsupport.google.com%2Fa%2Fanswer%2F10583557&product_context=10583557&product_name=UnuFlow&trigger_context=a

Test your records
https://toolbox.googleapps.com/apps/dig/

This program will allow you to have a separate volume control of all applications

https://www.theverge.com/2018/6/13/17457778/eartrumpet-windows-10-audio-app

If you have Google Workspace, you can use Google to sign into a Windows 10 Pro, Pro for Workstations, Enterprise, or Education version 1803 or later. You would install the Google Credential Provider for Windows program on the PC to handle the signin.

https://apps.google.com/supportwidget/articlehome?hl=en&article_url=https%3A%2F%2Fsupport.google.com%2Fa%2Fanswer%2F9543613%3Fhl%3Den&product_context=9543613&product_name=UnuFlow&trigger_context=a

https://support.google.com/a/users/answer/9250915?hl=en