You have options – child locks, tie the handles together with velcro strips or adjustable bands, use the “Fridge Fixer,” etc. Just keep in mind you don’t want to use something that will damage your fridge or void the warranty. I cover a bunch of ways here, plus a few important considerations: https://camperfaqs.com/how-to-keep-an-rv-refrigerator-door-closed-while-traveling
