Upgrading MAC OS X Lion 10.7.5 (11G63b) to Mountain Lion 10.8.4 (12E55)

Locate the “Install OS X Mountain Lion.app” and Launch it Click on Agree for EULA acceptance after reading the complete EULA Response Agree to confirm prompt Installer will present you with the disk details on which it’s going to install the MAC, verify and then click “Install” Authenticate this operation as an administrator user You’ll be presented with a progress bar showing up Preparation status   Then click on Restart for the OS X install to trigger upon start up Choose “Close Other Applications…” to let the restart to take place Upon Successful installation, your system loads with Mountain Lion […]

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Creating USB drive Recovery Disk Assistant for MAC OS X

Connect USB disk to the MAC Download the Recovery Disk Assistant, from here. Launch/Mount the “RecoveryDiskAssistant.dmg” drive Respond “Open” to the warning prompt. Click Agree on the EULA In the Welcome screen you’ll it it auto detects the USB drive that you have connected to the system > Select the listed USB disk > Click Continue Provide your administrator credentials to let the command to execute Then the disk creation continues with progress bar as shown below Upon successful Recovery HD creation, you’ll see below screen Now, you can make use of this USB disk as recovery source for your […]

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Creating MAC OS X Bootable USB Setup

Format USB Drive with MAC OS X format: Connect USB drive to MAC System: Launch Disk Utility from Applications: In Disk Utility > Select the newly inserted USB drive in left pane > Choose “Partition” Section In “Partition Layout” Select “1 Partition” In “Partition Information” > Give it a Name, say “OS X Installer” In Format Choose “Mac OS Extended (Journaled)” Click on “Options…” and Select “GUID Partition Table” On confirmation prompt, click “Partition” Once successfully Partitioned, you’ll below screen Installing MAC OS X to USB drive: Locate “Install Mac OS X Mountain Lion.app” that you have downloaded from Apple […]

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