trim track number from

all titles

$trimLeft( )

Action: Guess Values
Source format: %title%
Guessing pattern: %track% %title%
or
Guessing pattern: %track% - %title%
or
Guessing pattern: %track%-%title%

button to add the program, please

???
You can create this action with a name of its own and if you add an ampersant & in front of a letter in the name then this letter becomes a hotkey
E.g.
The action with the name "&Trim Numbers"
can be called with
Alt-6-T