Activate Mail Plugins: How to enable Mail plugins on macOS 10.14


In the Mail app on macOS 10.14 Mojave and later, users will need to manually activate plugins installed. With the Mojave-compatible version of Mailbutler installed, and before you start using your inbox with Mailbutler, you’ll need to first activate the app manually through your Apple Mail Preferences and restart Mail.

In this quick post we’ll guide you through the easy steps to enable your plugins on Apple Mail in macOS 10.14 and higher.

How to activate Mail plugins on Mojave

  1. Open Apple Mail and click Preferences…
    Apple Mail Preferences to activate Mailbutler plug-in
  2. Click on Manage Plug-ins in the General tab
    Apple Mail Preferences to activate Mailbutler plug-in
  3. Activate the plugin Mailbutler.mailbundle by checking the checkbox
  4. Click Apply and Restart Mail
    Activate Mailbutler
  5. Open Apple Mail and start using Mailbutler!

As simple as that – Mailbutler is now re-enabled and will start working on Apple Mail!

If you are on Mojave (macOS 10.14) or later, and you don’t even see the Manage Plug-ins button, please check the article about this issue: Manage Plug-ins button is gone from Apple Mail.

What’s new to Mail app on macOS Mojave?

According to Apple, Mail in macOS Mojave comes with a number of new features for sending, receiving and viewing email messages:

  • Emoji picker: click the Emoji button in the toolbar of emails you’re writing to easily add emoji and symbols.
  • Insert photos or scanned documents from your iPhone or iPad into your emails by clicking the Photo Browser button in the toolbar of your emails. Alternatively, you can also import photos and documents through File > Import from iPhone or iPad.
  • Quickly move selected emails to another mailbox by clicking the Move to button in the toolbar of the Mail window, then choosing a mailbox. Mail will also suggest a folder based on what kind of emails you have previously moved into that mailbox.

Mailbutler’s extension for macOS Mail comes fully compatible with Mojave and boosts your inbox with time-saving features such as:

Check out what’s new on Mailbutler for the new Mojave Mail app.

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