Remove Saved Password in Thunderbird Ver. 2.x
Document Actions
You have changed your Access Account password and now you can not check your e-mail with Thunderbird version 2.x.
1. Launch Mozilla Thunderbird.
2. Go to Tools.
3. Click on Options.
4. Select Privacy.
5. Click on Edit Saved Password button.
6. Click on Remove All.
7. Click on Close.
8. Click OK.