Addressed several critical vulnerabilities to protect users from malicious email scripts. System Requirements
Source and binary files are located in the Linux directory. Why Download Thunderbird 52.6.0 Today? thunderbird 52.6.0 download
To ensure safety, it is critical to download legacy versions from official archives rather than unverified third-party sites. thunderbird 52.6.0 download
Fixed a critical bug where tasks could be unintentionally deleted if the NumLock key was enabled. thunderbird 52.6.0 download
It is the last major version to support Windows XP and Windows Vista . Windows Server: Supports Windows Server 2003 and 2008 .
Fixed issues where searching message bodies in local folders failed for base64-encoded or non-ASCII text.