Hello,

Can you share more detail about the issue you're experiencing? Without more detail, there's not much we can do to help.

When posting questions, it's helpful to include information such as your operating system, browser version, specific error messages, and the steps you've taken to try solve the issue. This kind of context allows the community members to provide a more accurate and effective solution.

Looking forward to your update!

No. My Thunderbird was set up so that all emails that I saved were stored in folders allowing me to oganioze them by classes. After an update all the folders were empty, loosing valuable information.