Thunderbird

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If you are importing from another Thunderbird profile, and your source folder is larger than 2 GB, please use Import from another Thunderbird installation in step 1 and then select Choose a profile folder in step 2 of the import. If Eudora is not installed and you want to use the Thunderbird import wizard, you can easily change the Windows registry to point to your Eudora files, then run the import wizard. Important: contains messages that Gmail has flagged as “important”. (See Priority Inbox overview for more details about this Gmail feature.) You should get a listing of key IDs that can be used to decrypt the message (encrypted with ... ID ...). https://wiki.mozilla.org/Thunderbird:OpenPGP:Migration-From-Enigmail I have never used OpenPGP with Thunderbird before: How do I setup OpenPGP?

Thunderbird - HOWTO and FAQ | Thunderbird Help OpenPGP in Thunderbird - HOWTO and FAQ | Thunderbird Help

Access the troubleshooting information for the Profile Folder from the Help section of the menu button. Use the ImportExportTools extension (it used to be called the mboximport extension) to import the folders from your old profile. Your folders are stored as mbox files. They are text files with the folders name and no file extension. For example, your inbox folder is "inbox.". You'll notice other files with the folders name and a .msf file extension. Ignore them, they don't have any messages.Go to your file manager and open the Mail (or ImapMail) folder per your affected account type (POP or IMAP). Enigmail 2.1.x only works with Thunderbird 68 and older release versions, and provides the classic functionality. You could use command line arguments to tell Thunderbird where the profile is. This is the same way you'd run a profile from a USB drive (but you don't need one). The tradeoff is that you can't use the profile manager with that profile since it doesn't know it exists.

Thunderbird: Book One: 1 (Emerging Voices from the Middle

Once Configuration Dialog pops up, change the maximum number of server connections to cache value to three or less.

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Also at this time, if you indicate that you have verified a correspondent's key, Thunderbird will not add your signature to it. This might change in a future version of Thunderbird. If your server settings are fine, it's probably the case that your firewall or antivirus doesn't trust the Thunderbird version or any new updates. The Thunderbird team loves open source and open standards. That’s why you’ll find out-of-box support for the popular, decentralized chat protocol Matrix in Thunderbird 102. Matrix provides secure messaging, VOIP, and data transfer capabilities and is rapidly expanding its feature-set. Copy all the file without extension (such as Inbox, Outbox,..) into the emplacement used by Thunderbird to store its mail (something like ~/.thunderbird/uk41lql0.default/Mail/Local Folders,where you need to adapt uk41lql0.default to your own installation). If you don't want to install pEp software, you may attempt a manual migration to Thunderbird's new built-in OpenPGP feature. To do so, you must set the configuration that disabled the previous Junior Mode.