using 2017 iMac as external display for pc laptop
I would like to use my personal iMac (Retina 4K, 21.5-inch, 2017, running Catalina OS) as an external display for my new office-issued Dell pc laptop. Both the iMac and the laptop have Thunderbolt ports; is there a way to do this?
iMac 21.5″ 4K, macOS 10.15