O365 Admin Related Training : Reference link https://docs.microsoft.com/en-in/microsoft-365/admin/?view=o365-worldwide
O365 End User Related Training : Reference link https://support.office.com/en-in/training
Official Microsoft 0365 Youtube Channel : Reference link : https://www.youtube.com/user/officevideos/videos
GSuite End user Training Reference link :https://support.google.com/a/answer/3030560?hl=en
Gsuite Admin Training Reference link:
GSuite Youtube channel :https://www.youtube.com/user/GoogleApps/videos