Can I get my car serviced at an independent garage and keep the manufacturer warranty intact?

I bought a 2019 ex-demo Nissan Qashqai with 250 miles on it last October. It now has 1622 miles on the clock. The dealership called saying I need to have it serviced as it is now one year since it was...

Can I service my new car at an independent garage without voiding the warranty?

Is it true that to ensure the validity of a vehicle's three-year warranty, you have to have it serviced by the supplying main dealer? I've just bought a 12 month old Jaguar F-Pace with two years warranty...

Can I use an independent garage to service my car and maintain the manufacturer's warranty?

Can I use an independent garage to service my car and maintain the manufacturer's warranty?