Toggle Message Pane :: Thunderbird нэмэгдлүүд

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About this Add-on

Adds a Preview Button, toggles the message preview

Version Information

Version 2.0 Released 2-р сар. 21, 2026 4.3 KiB Works with Thunderbird 128.0 and later

Switched to manifest version 3.
Removed experiments.
Removed maximum version.
Set minimum version to Thunderbird 128.0.

Source code released under GNU General Public License, version 3.0

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