TOPICHow to add Nintex O365 apps to the "Apps You Can Add" section for every site throughout the tenant.
- Navigate to the SharePoint Admin Center (https://YOURDOMAIN-admin.sharepoint.com/)
- Click on Apps > Purchase Apps to load the SharePoint Store as the Tenant Admin ("Tenant Administration >" should be present in the top left)
- Search for Nintex to find Nintex Workflow for Office 365 and Nintex Forms for Office 365, click on desired app(s), and click "Add It"
- Both Nintex apps should show up for every site in your tenant under the "Apps You Can Add" section