Before starting, make sure that you have a folder that will serve as the destination for suspected spam. Create a new one if necessary opening File menu, selecting New, and then Folder.
  1. Once you have chosen or created a destination folder, open the Tools menu and select Rules.
  2. Select Mail.
  3. Click New.
  4. Give the rule a name, e.g., “SpamAssassin Filter”.
  5. Under the section marked If, choose Specific header and then type: X-Score-High
  6. Under Contains type: YES
  7. In the section marked Then, specify an action. The recommended action is to Move message to a folder, and then specify the folder that you created or chose.
  8. Click OK.