Update AdRemovalListForUnusualAds.txt

AdRemovalListForUnusualAds.txt

@@ -1,6 +1,6 @@
 [Adblock Plus 3.13]
 ! Title: 🎫 Ad Removal List for Unusual Ads
-! Version: 15October2026v1-Beta
+! Version: 18October2026v1-Beta
 ! Expires: 4 days
 ! Description: This is a list to remove the kinds of ads that very few well-established international adblocker lists would want to remove, due to many of them not meeting those lists' strict criteria of what an ad actually is. So that's where this list comes into play.
 ! Homepage: https://github.com/DandelionSprout/adfilt/blob/master/Wiki/General-info.md#-english
@@ -308,5 +308,10 @@ $csp=upgrade-insecure-requests,app=MyTuner.Windows.exe
 ||cloud.bluestacks.com/bs*/promotions^
 ! ALZip desktop app
 ||adxv.zum.com^
+! Trackers of E-mails viewed in Thunderbird
+://mandrillapp.com/track/open.php?u=$app=thunderbird.exe
+-notifyp.svc.ms/api/v2/tracking^$app=thunderbird.exe
+://email.mailgun.patreon.com/o^$app=thunderbird.exe
+.awstrack.me^$app=thunderbird.exe
 !#endif
 ! AMD Ryzen Master: It's more convenient to go to its settings → "Don't show Adv. Banner" → Set it to "Off" (so that the button is colored red).