The Outlook plugin (OPI), requires the semi-annual update channel (see side note #1 in "Plug-ins Supported Platforms" below).
Please downgrade the Outlook version to the current semi-annual version and see if that resolves the issue.
Plug-ins Supported Platforms:
https://support.sugarcrm.com/Resources/Supported_Platforms/Plug-ins_Supported_Platforms/
An overview of each update channel for Office 365 can be found here:
https://learn.microsoft.com/en-us/deployoffice/updates/overview-update-channels#semi-annual-enterprise-channel-overview
Each of the update channels can be viewed here along with additional information about each one: https://learn.microsoft.com/en-us/officeupdates/update-history-microsoft365-apps-by-date
Details on changing the Office 365 update channel can be found here and can be performed by your Office 365 admin or IT team: https://learn.microsoft.com/en-us/deployoffice/updates/change-update-channels
