The steps to determine your default email software are different based on your operating system.

  To determine your default email software in Windows 11

  1. From the Windows taskbar, click Start.
  2. Search for and select "Settings."
  3. Click Apps, then click Default apps.
  4. Scroll to the bottom and click Choose defaults by link type.
  5. The default email software is listed below the MAILTO row.

  To determine your default email software in Windows 10

  1. From the Windows taskbar, click Start.
  2. Click Settings.
  3. Click Apps, then click Default Apps.
  4. Scroll to the bottom and click Choose default apps by protocol.
  5. Scroll down to MAILTO in the left column, the default email software is listed to the right.

Note: Changing the default email software requires that you restart Tabs3 Billing in order for the change to take effect.

Note: If you are using New Outlook for Windows, it must be set as your default email application in Windows. Additionally, New Outlook must be set as the default application for .EML and .MSG file types. See KB Article R11942, “New Outlook and Tabs3 Software,” for more information.