Training the junk filter Tell Thunderbird what is JUNK ≡ > Account Settings > Your Account > Junk Settings Any messages from senders whose email address is in a whitelisted address book will not be marked as junk by Thunderbird. In this section, you can also select address books which will be used as a whitelist. The junk settings in the account settings for each of your email accounts will override similar settings in the global junk preferences described above. ≡ > Preferences > Privacy & Security > Junk These settings will be used by all of your email accounts (although some settings can be overridden in the account settings, as shown below). You can set global junk preferences to control what should happen to messages marked as junk.
Junk filter settings Global junk preferences 3 Other ways of blocking unwanted messages.
