There are two ways to get Microsoft office 365 support.
Microsoft Office 365 Portal: It assists with basic technical support.
Microsoft Office 365 Support plans: You can buy a support plan for faster and additional support.
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5 Ways to get Microsoft office 365 support.
Try searching our online help.
Get answers in the Microsoft 365 community forums.
Sign in to Microsoft 365 with your Microsoft 365 admin account, and select Support > New service request. If you're in the admin center, select Support > New service request.
If you're an admin on the account, call (800) 865-9408 (toll-free, US only). If you’re outside the United States, see the global support phone numbers.
Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock support and QuickBooks remote access to small business specialists as you grow your business, from onboarding to everyday use.
To learn about QuickBooks integration with office 365 visit, Apps4Rent
Regards,
Technical Consultant- Apps4Rent