It looks like the latest (10.13.4) macOS High Sierra update has a few bugs that are causing Macs to go into recovery mode upon installation completion. Some people have been able to boot into the new updated OS, but a lot of others can't. Consider this a public service announcement if you're an...
High Sierra has been available for a short while.
Feel free to hop in and talk about experiences you're having with it.
Apple's Info:
https://www.apple.com/macos/high-sierra/
Features Article:
https://www.macworld.com/article/3199825/macs/macos-high-sierra-features-specs-pricing-faq.html
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