You just have to reconnect your Microsoft account. You might have to do a restart and sign in again to get fully connected to Microsoft again.
How to correct the Microsoft error 700003, something went wrong.
This guide will walk you through correcting the error when you try to log into Outlook on your home PC and you get the error "Something went wrong. Your organization has deleted this device, 700003.
Settings
1) Click on the Windows Logo
2) Start typing Settings
3) Click on Settings
Accounts
Click on Accounts
Access
Disconnect
1) Click on your work account
2) Click Disconnect
Confirm
Click Yes
Account is removed
Open Word
Click Sign in
Log in
Put in your BRCC email and click Next
Work or School
Click on Work or School Account
Enter your Password and MFA
You should now be signed in