Mailbox Alert

評分: 5 / 5 顆星

作者：Firefox 使用者 4848f9 於 Sept. 12, 2018 發佈 · 永久網址

The best add-on for Thunderbird! All is working well except one thing: Specific folder alert does not work if you are entered in that folder. So you need to be outside that folder alert to trigger.