dipgiro

This is still a work in progress but I think it should work with os Catalina and Big Sur

on alfred_script(q)
set theCheckboxBoolean to false
set checkboxcompare to "Use F1, F2, etc."
set i to 0

tell application "System Preferences"
	reveal anchor "keyboardTab" of pane "com.apple.preference.keyboard"
end tell
tell application "System Events"
	tell process "System Preferences"
		tell window "Keyboard"
			set listCheckboxes to (entire contents as list)
			repeat with thisItem in listCheckboxes
				if class of thisItem is checkbox then
					set checkboxtitle to title of thisItem as text
					if checkboxtitle contains checkboxcompare then
						set theCheckbox to thisItem
						tell theCheckbox
							click theCheckbox
							log (its value as boolean)
							set theCheckboxBoolean to (its value as boolean)
						end tell
						exit repeat
					end if
				end if
				set i to i + 1
				delay 0.04
			end repeat
		end tell
	end tell
end tell

quit application "System Preferences"
return theCheckboxBoolean
end alfred_script