I discovered this about 2 years ago. I noticed that Thunderbird was becoming incredibly slow and found that the inbox file was around 200MB. It was so bad for me, TB even refused to launch sometimes. After finding about about compacting folders, TB suddenly became much more responsive and usable.
I discovered this about 2 years ago. I noticed that Thunderbird was becoming incredibly slow and found that the inbox file was around 200MB. It was so bad for me, TB even refused to launch sometimes. After finding about about compacting folders, TB suddenly became much more responsive and usable.