3.7 Auto Arming Tracks
You can ensure that tracks are automatically armed for recording when selected and unarmed when deselected.
Kind: concept (user-guide-section) Chapter: 3 Recording Audio and MIDI Source: REAPER User Guide v7.70
You can ensure that tracks are automatically armed for recording when selected and unarmed when deselected. Select the track(s) then right click over the record arm button for any selected track iand choose Automatic record arm when track selected. This command can be toggled on and off.
The main menu Track command includes an option Set all tracks to automatic record arm when selected.