Airmail is a powerful email client designed for iOS and macOS devices. It comes with some best features like iCloud account sync, shortcuts (Gmail shortcuts, Custom global shortcuts, etc.), multiple visual themes, plain text rendering, notifications, and much more. The Airmail email client is available for download in the Mac App Store. To set up this email client, first, you need to buy or download the app. In order to make the Airmail email client function properly, you have to install some useful plugins like S/MIME, GPG-PGP, Read Receipt, MailChimp, Campaign Monitor, etc. Just follow the below instructions to set up Airmail on macOS Catalina (10.15).


Compatibility check:

Airmail Catalina (macOS) is a significant update that introduces a wide range of features and changes, including cross-platform app support. Open the Apple menu and then choose About This Mac to check the compatibility. Look at the OS X version number in the Overview tab.

  1. Mac Book (Early 2015 or newer).
  2. Mac Book Air (Mid 2012 or newer).
  3. Mac Book Pro (Mid 2012 or newer).
  4. Mac Mini (Late 2012 or newer).
  5. iMac (Late 2012 or newer).
  6. iMac Pro (2017)
  7. Mac Pro (Late 2013)

Simple steps to download the Airmail email client:

  1. Turn on your Mac computer and connect to a reliable Internet connection.
  2. Open the App Store application.
  3. Search for the Airmail email client.
  4. Click on the Get it button.
  5. Download or purchase the Airmail email client by following the on-screen instructions.
  6. Once the email client is downloaded, carry on with the installation steps.

Airmail email client installation steps:

  1. Open the Airmail email client application.
  2. Follow the on-screen prompts carefully to install the application on your Mac computer.
  3. Once the installation is done, you can configure the email account on Airmail as per your choice.
  4. Now, if you wish to set this email client as the default one on your macOS computer, then open the Mail app and follow the below instructions.
  1. Go to the Preferences section of the Mail app.
  2. Select the General option from the list of options.
  3. Select the Airmail app from the Default email reader drop-down menu.

In order to make the Airmail email client function properly, you need to install a plugin on your macOS.

  1. Download the S/MIMI, GPG-PGP, or any plugin of your choice.
  2. It is seen that the plugin’s installer file is available in zip format.
  3. Once the plugin’s ZIP file is downloaded, save it on your desktop.
  4. Unzip the plugin file.
  5. Now, launch the Airmail application on your Mac computer.
  6. Click on the Window option available at the top of the screen.
  7. Select the folder that says Show Plugin.
  8. Now, select the plugin file from the unzipped folder and drag it to the Airmail plugin folder.
  9. Make sure to drag the plugin file correctly.
  10. Now, you have to relaunch the Airmail email client on your Mac computer.
  11. After restarting the client, go to the Window menu and open the plugin.
  12. Enable the plugin as instructed on the screen.
  13. Once the plugin is enabled, close the Window folder and use the Airmail email client as per your choice.

So, these are the simple steps to set up Airmail Catalina macOS 10.15 on your Mac computer. In case you are in need of any kind of assistance from our side, do contact our customer care executives.