Only professionals and developers or others with a valid reason should ever use beta versions and never on their primary machines. Boot Mac from Safe Mode to fix Mac won't boot issue 1. with Unix you probably won't want to go back, there are times when it's helpful to boot into a variant of Microsoft Windows or another operating system. It then worked, and so far no more BSOD on my machine. Found inside – Page xii415 Part V Making Your Mac Even Better: adding Microsoft Windows and Hardware CHaPtEr 18 ATTENTION! Welcome to Boot Camp, Private! 2. Hello, I have a 2015 MacBook Pro that I've been running Boot Camp with Windows 10 on it for over a year now, and ever since the latest MacOS update, High Sierra I believe, I can't boot back into MacOS from Windows 10. For a better experience, please enable JavaScript in your browser before proceeding. I did read the whole thread and your question appears to be that you can't boot into the other OS. Select the startup disk that has the default operating system you want to use. Set the default operating system In Windows on your Mac, click in the right side of the taskbar, click the Boot Camp icon, then choose Boot Camp Control Panel.