Be patient. This stage can take 30-45 minutes. If truly frozen, force restart and run Disk Utility from Recovery Mode to repair the disk.
If you are looking to or upgrade , I can help you find:
Security Update 2017-001 (2.1 MB) is recommended for all users as it improves macOS security. This update addresses multiple access and code execution vulnerabilities.
A major highlight of the 10.13.1 architecture was its "copy-on-write" design, which prevents metadata corruption during power outages by writing new records before overwriting old ones.
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume Use code with caution. macos high sierra 10.13.1 dmg
It looks like you’re searching for the in .dmg format.
Modern browsers (Safari, Chrome) may not update to their latest versions, making web browsing less secure.
If you or your Apple ID previously "purchased" (downloaded for free) macOS High Sierra when it was current, it remains in your tab of the App Store (on an older Mac running a compatible OS version).
A DMG file (Disk Image) is a container format used in macOS to distribute software. In the context of macOS installers, a DMG file contains the "Install macOS High Sierra.app" application. Be patient
: Resolved a bug where Bluetooth became unavailable during transactions.
: Some sites host old macOS .dmg or .iso files, but downloading from unofficial sources is risky (malware, modified installers) and often violates Apple’s license agreement. If you do, verify the shasum against Apple’s original:
Since High Sierra is an older OS, you might need to tune it for better performance on aging hardware. Experts at Reducing Transparency: Go to System Preferences > Accessibility > Display. Resetting PRAM/SMC:
For macOS High Sierra 10.13 and earlier versions, you must create the bootable installer on an older Mac compatible with that version. Enterprise administrators should download directly from Apple rather than locally hosted update servers. If you are looking to or upgrade ,
If you have an older OS, first install Sierra (10.12) and update its firmware, then try High Sierra.
Now that you have the DMG file or a bootable installer, it's time to install macOS High Sierra 10.13.1 on your Mac. Here's how:
Verify the checksum. A genuine High Sierra 10.13.1 DMG should have a specific size (approx. 5.2-5.5 GB). Re-download from a trusted source if the hash mismatches.
If you recently upgraded from macOS High Sierra 10.13 to 10.13.1, reboot your Mac to ensure the Security Update is applied properly.