This page contains instruction on how to set the Thunderbird email client to filter your email for spam.

1. Start Thunderbird. In the menu, click File, then New, then Folder.

2. In the field enter Junk and click OK.

3. In the menu, click Tools then Message Filters...

4. Click New...

5. Enter X-Spam-Score into the Filter Name box.

6. Click the down arrow for the first message box and choose Customize...

7. In the New Message Header field type X-Spam-Score. Then click Add and Ok.

8. Then select X-Spam-Score.

9. Enter the desired number of asteriks into the third message box.

Please Note: Messages that contain a large number of asterisks in their headers are classified by X-Spam-Score to be spam. The greater the number of asterisks, the more likely the message is spam.

Some messages that are spam may be labeled as non-spam and vice versa. If this happens, the number of asterisks in this section can be increased or decreased based on your preferences.

• If more asterisks are entered into this field, more messages will be delivered to your inbox.
• For example, if four (****) asterisks are entered, the filter will block all messages that have four (****) asterisks and above and place them in your junk folder. All message that have a X-Spam-Score of three (***) asterisks and lower will be delivered to your inbox.
• A recomended number of stars is 7.

10. For the destination of Move Message to select the Junk folder you created at the beginning and click OK.

11. Click Run Now and then close the window.

12. Your email will now be filtered for spam. Junk mail will be placed in the Junk folder.