How Can I Increase Mailbox Size in Thunderbird Without Risking My Data?

[Jiya Thomas]

Very simple! So, there are multiple ways with which one can easily increase Thunderbird mailbox size. Thus, to learn how to increase mailbox size in Thunderbird, try the below-mentioned conventional tips:

1. Update your system and Thunderbird edition.
2. Check the settings of Thunderbird deleted emails.
3. Have a look at the disk space of Thunderbird.
4. Compact Thunderbird folders.
5. Divide the folder's data into a new folder.
6. Switch to a new email client or take a backup of your data locally using Thunderbird converter with 30+ saving options.