hard drive crash

My husband's 3 year old HP computer had a hard drive crash yesterday. We had an older Dell computer that we updated with security updates and setup for him to use. Today this Dell computer had a hard drive crash. Is there anything we can do?

I run a aerial photography business and do alot of 4k editing and rendering out special effects in Premiere Pro and After Effects. I currently have a two PC's, my laptop and tower. The laptop is decent at editing, but the tower is much better. Here are the towers specs: MOBO: ASrock Pro 4...