Activities that are visible in the C4C screen are not visible in Outlook Add-In Sidepanal
The side panel in Outlook only displays the activities of last 30 days.
Activities prior to that are not displayed in the side panel.
This is the default behaviour of the system.
If you encounter any case where the activities within the 30 day range are not visible, kindly create a support incident with the following details.
Contact/ Account name along with the Add-In version
KBA , SRD-FIN-GL , General Ledger , How To