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If you are unable to view content for your RSS feeds in the Wide View Layout, you may need to disable the Lightning Calendar add-on if you have it installed or switch to Classic View and restart Thunderbird.This should only be done if the error is understood. Thunderbird should permanently make an exception for the cert.
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If using SSL or TLS, and the certificate thatĬomes from the server is self-signed, expired, or has a domain thatĭoes not match the server domain, a dialog will be shown asking if.The Kaspersky Anti-Spam Extension will support Thunderbird 3.1 in their next version. If you are using the Kaspersky Anti-Spam Extension, it is disabled in Thunderbird 3.1.Thunderbird 3.1 requires that extensions either come from a secure server using the HTTPS protocol or are digitally signed, or they will fail to install.You can install this add-on using the Migration Assistant. There is an add-on that offers similar functionality. The compact header view was removed in Thundebird 3 ( Bug 480623) see this blog entry for details.You can also install this add-on using the Migration Assistant. There is an add-on that restores this functionality. Extended columns in the folder pane were.If you go back to using Thunderbird 2, or switch back and forth between Thunderbird 3.1 and Thunderbird 2, your password lists do not get updated. Your passwords are stored in a new location.This list covers some of the known problems with Thunderbird 3.1.
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