Fix slowness, crashing, error messages and other problems
Troubleshoot error messages on Thunderbird.
- Fix problems with email providers (gmail, Yahoo, etc.) Learn how to fix problems with Gmail, Yahoo and other email providers
- Profiles - Where Thunderbird stores your messages and other user data Thunderbird saves personal information such as messages, passwords and user preferences in a set of files called a "profile".
- Cannot receive messages Troubleshooting information for if you are having problems receiving messages.
- Cannot send messages If you cannot send messages, this page provides a series of steps you can use to check for common problems.
- Cannot delete messages This article explains how to fix issues with message deletion caused by a missing or corrupted trash folder.
- Why does Thunderbird warn me that my server doesn't use encryption? This article explains why Thunderbird displays a warning if you set up an account which doesn't use encryption in order to protect your connection.
- Rebuilding the Global Database Rebuilding the Global Database will initiate a re-indexing of emails and address book cards (newsgroup messages are not indexed).
- Sending and Receiving Messages on Thunderbird This article explains the sending and receiving functions in Thunderbird.
- Safe Mode Thunderbird Thunderbird's Safe Mode is used for troubleshooting and fixing problems. We'll explain how to get into Safe Mode and what the various options do.
- Configuring Email Aliases Instructions for configuring email aliases in Thunderbird using filters and identities
- Hyperlinks in Messages Not Working When clicking hyperlinks in email, your default web browser should open and display their content. Learn why that may fail and why links may not be clickable.
- FAQ Changing IMAP to POP If your mail server supports both IMAP and POP, Thunderbird will use IMAP by default. Use these instructions to manually configure a POP account.
- Mozilla Crash Reporter TB The Mozilla Crash Reporter dialog box appears when Thunderbird crashes and lets you send a crash report. Learn how it works and how to access your crash reports.
- ISP Database Thunderbird uses automatic configuration of the connection to mail servers. This article shows how to add ISP configuration data to the database.
- Plugin Crash Reports TB This article describes what happens when a Thunderbird plugin (such as Adobe's Flash player) crashes, and how Thunderbird crash reports are handled.