O365 mailbox problem handling

1. Office products in Office, such as excel, display unauthorized
   . Check the authorization status in the o365 management center, and it is normal.
   Check the client network and find that it cannot connect to the external network. After temporarily turning on the network, log in and reopen the office software and the authorization status is normal.
   Office365 activation needs to be able to access the external network and connect to the server every 30 days.
   If the activation after turning on the network still shows unauthorized, you can log out the user and uninstall the current key, log in to the account again, office365 is activated normally
2. Open O365 Outlook has been loading add-ins,
   you can enter the computer console-Mail-display profile-remove the profile-add a profile-enter the email name and password, and then re-open Outlook and
   some computers may be due to time Long-term or system problems will cause the mail in the console to be unable to open. You can
   enter Outlook /safe in Run to enter the configuration file as shown in the figure, and then restart Outlook after adding