With the introduction of Safari 13, Apple has updated the process of how Safari extensions are installed on macOS.
Updates to the Workplace Extension are now delivered with the Workplace for Mac application. This means when the Workplace for Mac application is updated, so is the Workplace Extension for Safari!
For users on Safari 12 or earlier, you may have an older version of the Workplace Extension for Safari installed in addition to the latest one.
To uninstall the older version of the Workplace Extension for Safari
- Launch Safari.
- Open Safari Preferences.
- Click on Extensions.
- Locate the older version of the Workplace Extension for Safari
- Look for the extension named Workplace and not Workplace by OS33
- The version number of the extension will be below 2.7.0.
- Click Uninstall.