How To Update Macos High Sierra 10136 To 1015 Jun 2026

Upgrading from is a significant jump that brings your Mac into the era of 64-bit-only computing and refreshed Apple apps like Music and Podcasts. Because this is a "major upgrade" rather than a simple "update," the process requires moving through the Mac App Store . Step 1: Check System Compatibility

Mojave is also no longer receiving security updates (except critical ones for some users). For maximum security, if your Mac supports it, go to macOS Big Sur (11) or Monterey (12) . But from High Sierra, you may need to go to Catalina first. how to update macos high sierra 10136 to 1015

Once the installer downloads, it will launch automatically. Follow the prompts. Note that your Mac will restart several times. If you are upgrading from High Sierra on a spinning Hard Drive (HDD) to an SSD file system (APFS), the installation process may take significantly longer than usual. Upgrading from is a significant jump that brings