Prevent Delete is a Thunderbird add-on to enable the user to protect messages against unwanted deletion.
The user choose the tag protecting messages and if he will be asked for deletion or if the messages are definitely undeletable (with a warning when trying or not).
How to Install in Thunderbird:
1. Right-click the link below and choose "Save Link As..." to download and save the file to your hard disk.
2. In Mozilla Thunderbird, open Add-ons from the Tools menu.
3. Click the Install button, and locate/select the file you downloaded and click "OK".
· Mozilla Thunderbird
What's New in This Release: [ read full changelog ]
· Thunderbird 5 compatibility