How To Update Macos High Sierra 10.13.6 To 10.15 //free\\ Official

| Problem | Solution | |--------|----------| | “This copy of the Install macOS Catalina application is damaged” | Set date manually: Open Terminal → date 0101010116 (temporarily) | | Installer freezes at “less than a minute remaining” | Wait 30+ minutes. Restart if stuck (safe to interrupt). | | Mac restarts into High Sierra | The installer failed. Redownload from App Store and try again. | | “You may not install to this volume because it is currently being encrypted” | Go to → turn off encryption first, then install. |

The window in System Preferences will open; click Download again. how to update macos high sierra 10.13.6 to 10.15

Once the download finishes, the installer should open automatically. | Problem | Solution | |--------|----------| | “This