My Dell studio 1535 still allows me to browse web. MacBook Pro bought 5 years ago, failed three times. It refused to boot now. I have used HP, Thinkbook, Dell

My Dell studio 1535 still allows me to browse web. MacBook Pro bought 5 years ago, failed three times. It refused to boot now. I have used HP, Thinkbook, Dell, Mac laptops. I trust Dell laptop most.