System: MacBook Pro (15-inch, 2016), 2.9 GHz Quad-Core Intel Core i7, 16 GB 2133 MHz LPDDR3 Operating System: MacOS Catalina 10.15.3 Parallels: Parallels Desktop 15.1.3 installer Error: "Parallels Desktop" can't be opened because Apple cannot check it for malicious software. This software needs to be updated. Contact the developer for more information. This item is on the disk image "ParallelsDesktop-15.1.3-47255.dmg". Chrome downloaded this disk image today at 2:20 pm from buy.parallels.com. I have been trying to install parallels on my Mac with NO success. Every start, even after rebooting the Mac, gives the same error.