- Go to Salesforce Setup > Users > Profiles.
- Find your Profile and open it by clicking its name.
- Click Assigned Apps.
- Click Edit.
- Find "Plauti Deduplicate (dupcheck__plauti_deduplicate)" in the list, and make sure the checkbox is set to Visible.
- Click Save.
You can now find the Plauti Deduplicate app in the App Launcher again. To keep the app always visible in the App Launcher dropdown, click View All and drag the Plauti Deduplicate app to top left.