Installing software on a Mac computer is different from installing software on a Windows computer. The first time you use the Nox Player on your Mac, you may receive the Nox Player stuck at 99 Mac error. So you may have to follow some things to assure its proper running to fix the Nox Player stuck at 99 Mac issue. So here is what you have to do:
- Agree to open the file in the first error message you receive when opening the Nox App Player. Make sure to tick the “Don’t warn me when opening the application on this disk image” as well.
- Try to find the Nox Player file, and right-click to run the emulator.
- Set the “Allow apps downloaded from” option to “Anywhere” or click the “Open Anyway” button to bypass Gatekeeper in Mac.
- For macOS Sierra PCs, click on the “Allow” button in Security and Privacy to bypass Gatekeeper in Mac, which will help you to fix Nox Player stuck at 99 Mac.