The system will open your Software Update panel and begin downloading the "Install macOS Mojave" application directly into your /Applications folder. Method 2: The Terminal Command Method (For Advanced Users)
Once the macOS Utilities screen loads, select if you need to wipe your internal drive first (highly recommended for a clean install). Format your internal drive as APFS . Download Mac Os Mojave 10.14 6 Dmg
Disconnect your Mac from the internet. Open Terminal while in the macOS Recovery environment, and type date 1025102019 (this temporarily rolls back your system clock to October 25, 2019, when the installer certificates were valid). Retry the installation. "Update not found" or App Store Download Fails The system will open your Software Update panel
hdiutil create -o /tmp/Mojave -size 8500m -volname Mojave -layout SPUD -fs HFS+J Use code with caution. Mount the newly created blank image onto your system: Disconnect your Mac from the internet
Click the link to open its hidden page in the App Store. Click Get or Download .