in the Quick Find search bar, enter "Custom Settings" and click theCustom Settingslink.
In Custom Settings, clickApprovals System Properties.
ClickManage.
ClickEditnext to System Properties.
Go to the Approval Center field and enter your object names (example: Apttus__APTS_Agreement__c). This is a comma separated list of API names to include in the Approvals Center. The first item in the list is used as the default tab if one or more requests exist for that Object when the user navigates to the dashboard. Only objects configured to display Approvals will display correctly in the Approval Center.
ClickSave.
In the Quick Find search bar, enter "App Manager" and click theApp Managerlink.
In App Manager, go toConga Approvals. Under the right hand arrow icon, clickEditfrom the dropdown list.
In the Available Tabs section, click on the name of the tab you want to display in Approvals Center, and click theAddarrow to add it to the Selected Tabs section.
ClickSave.
From the Salesforce App Launcher, go toConga Approvals.
Click on theMoretab >Approval Centerto view and use the Approval Center.