Global keyboard shortcut to talk in a meeting without wasting time to find the right window and the right toolbar button.
Press F9 to put the meeting window in the foreground.
Hold F9 to temporarily unmute yourself (you will be muted again once you release F9).
The repository contains an AutoHotkey script for Windows.
A precompiled executable can be downloaded from the Releases page.
Once launched, the script will run in the background.
To run it automatically when your computer starts, put it in your Startup folder.