Diagnostic and Fix why is car not starting? No Crank Ford Fiesta

Here we diagnose and fix a non starting Ford fiesta. engine doesn't turn over and no power supply to the starter motor.
live ignition feed not working caused by a broken clutch switch

[@Meenadevidasi]

You saved me a boatload of money. Thank you.

[@nuskox]

Thanks

[@yourasiandaddy69]

my car doesnt crank is there any other diagnostics u can show?

[@markthomas7309]

What's the part called or part number