This Software Turns Your Mac Into a Secondary Windows PC Display Share December 3, 2021 Dm4r Technology Do you have an old iMac sitting around? Maybe you should turn it into an external display. The latest Lunda Display update lets you use a Mac or MacBook as a secondary display for your Windows PC, and shockingly, it supports 4K and 5K screens. Read This Article on Review Geek › Source : This Software Turns Your Mac Into a Secondary Windows PC Display