Installing software on a Mac is different from installing software on Windows. So for NoxPlayer. The first time you install and start Nox on your Mac, you may need to do the following to assure its proper running, which fixes the issue of stucking at 99%. Here is the tutorial as follows:

• My Mac Won't Let Me Open Apps Online
• Fixing Apps That Won't Open

Delete the app preference file. Plist files can become corrupt when a Mac shuts down or restarts unexpectedly or when an app freezes or crashes. As a result, the app may not open. When you delete a bad preference file, the Mac creates a new plist file that contains all the app's defaults automatically. I turned on my MacBook pro today and whenever I click on anything, I get a rainbow wheel. And whenever I click on apps they just bounce and won't open. And sometimes it will just rainbow wheel on login and won't let me in. Basically it's impossible to use. I'm not sure what to do.

How to fix Nox App Player Mac version won’t start issue or stuck at 99% issue. Installing software on a Mac is different from installing software on Windows. So for NoxPlayer. The first time you install and start Nox on your Mac, you may need to do the following to assure its proper running, which fixes the issue of stucking at 99%. While the Mac is a little more open than iOS - the only way to get third party apps onto your iPhone and iPad is to download them from the iOS App Store - there are still a lot of hoops to jump.

First Method

The first time you open NoxPlayer (or any downloaded application), you’ll see a warning. Agree to open the file and you won’t see the warning again. We suggest that you also tick the “Don’t warn me when opening application on this disk image” box.

Second Method

• Mac App Store: The Mac will only run apps downloaded from the Mac App Store. Mac App Store and identified developers: When you try to open a new app and it’s not on the list of identified.
• Click Cancel to abort the attempt to open the file, or click the Choose Application or Search App Store button to select another application to open this file. If you click the Choose Application button, a dialog appears (conveniently opened to your Applications folder). Applications that OS X doesn’t think can be used to open the file are.
• Re-apply the Mac OS X combo updater Try re-applying the latest Mac OS X combo updater from Apple's software downloads page. Doing so can resolve issues with system components or delete specific.

My Mac Won't Let Me Open Apps Online

3. You may also see the below warning when you start Mac version the first time. Here we assure you that Nox for Mac is a safe software you could trust. and please follow these steps:

Fixing Apps That Won't Open

• Open the System Preferences window
• Click the Apple icon at the top-left corner of your screen or click the System Preferences icon on your dock
• Click the Security & Privacy icon.
• Click the lock icon, enter your password, and set the “Allow apps downloaded from” option to “Anywhere.” Or click the “Open Anyway” button to bypass Gatekeeper in Mac.

Fourth Method

4. /best-mac-apps-online.html. And if your mac verison is macOS Sierra, please click the “Allow” button in Security & Privacy to bypass Gatekeeper in Mac.

Fifth Method

• Shut down NoxPlayer and delete “Virtual Box” in Applications
• Visit /Applications/NoxAppPlayer.app/Contents/MacOS → Double click Nox.app →Enter password

• Click System Preferences → Security & Privacy → General → Click the “Allow” button