Macos High Sierra 10.13.1 Here
The most visible change in 10.13.1 was the introduction of over 70 new emoji characters. Following Apple’s tradition of using point updates to refresh the character viewer, this release added:
While superficial, this update signaled Apple’s commitment to keeping the OS culturally current without waiting for a full .2 or .3 release.
Backing up to a network SMB share (e.g., a Windows server or a Linux NAS) remained slower than with macOS Sierra. 10.13.1 improved reliability but not speed; initial backups could take 2–3x longer than HFS+ equivalents.
If you are restoring a legacy Mac (mid-2012 to late-2018 models) and need a stable, pre-Mojave environment, 10.13.1 is a solid choice. However, note that Apple no longer signs older versions. You cannot download 10.13.1 directly from the App Store; you will instead be offered 10.13.6 (the final High Sierra update).
macOS High Sierra 10.13.1 was a turning point. It transformed an ambitious but rocky OS release into a baseline of stability for professional users. It introduced essential enterprise fixes, refined APFS, and—for better or worse—gave us a menagerie of new emojis. macos high sierra 10.13.1
But history has not been kind to it. The subsequent discovery of the root password vulnerability cast a long shadow over the entire High Sierra lineage. Today, 10.13.1 exists only as a historical artifact for vintage Mac enthusiasts, audio preservationists, and enterprise IT managers maintaining air-gapped legacy systems.
If you find yourself running 10.13.1 in 2026, you are a curator of digital history. Enjoy the snappy performance of pre-bloated macOS, but keep that machine offline. And for everything else, upgrade to 10.13.6—or leave the High Sierra era behind entirely.
Further Reading:
Have a question about running High Sierra 10.13.1 on unsupported hardware? Leave a comment below or join our forums. The most visible change in 10
The version macOS High Sierra 10.13.1 was released on October 31, 2017, as the first major update to High Sierra. While "develop an piece" is a bit ambiguous, it likely refers to setting up a development environment on this specific system or writing an article/piece about its capabilities. Development Environment Setup
If you are looking to develop software on 10.13.1, keep in mind that this version is no longer officially supported by Apple and does not receive security updates. To build a modern development "piece" or environment:
Update to 10.13.6: Before starting, it is highly recommended to update to the final version of High Sierra (10.13.6) via the Apple Support Downloads page to ensure maximum stability and compatibility.
Xcode: The highest compatible version of Xcode for High Sierra is Xcode 10.1. You can download older versions from the Apple Developer portal. If you are restoring a legacy Mac (mid-2012
Package Managers: You can still install tools like Homebrew via the terminal, though many modern formulas may require building from source rather than using pre-compiled binaries due to the OS's age.
Modern Upgrade: If your hardware supports it, you can upgrade from High Sierra to newer versions like macOS Big Sur or macOS Mojave to access more recent development tools. Writing a "Piece" (Overview of 10.13.1)
If you are writing an article or piece about this OS, here are the key features introduced in the 10.13.1 update:
New Emoji: Added over 70 new emoji characters, including mythical creatures, clothing types, and more expressive smiley faces.
Security Fixes: Addressed the critical KRACK (Key Reinstallation Attack) vulnerability in Wi-Fi.
APFS Reliability: Improved the reliability of the then-new Apple File System (APFS). macOS High Sierra - App Store - Apple