Finally Apple has officially released version of MacOS X 10.8 Lion Mountain and the user can be up Mac app store AppStore to download directly on to upgrade my Mac. Indeed the release of this version of Mac AppStore is a positive step in the distribution of Apple products to consumers faster, lower cost and higher safety. With the Mac Apple AppStore distribution means you will not find USB DVD contains the installer or sold as used to be. This caused no little trouble to the user account, such as when they want to reinstall the entire machine, or install multiple machines without having to download to download it again and again ... To overcome that problem. Today I will guide you to create yourself a MacOS X 10.8 installer Mountain Lion from a portable hard drive, USB, memory card or DVD that you are. With just a few easy steps you already have in hand an extremely convenient installation. First you need to prepare the following:A portable hard drive, USB, SD Card, DVD ... minimum capacity 8GBFile InstallESD.dmg from MacOS X 10.8 installer Mountain Lion:(Download link from FShare updating)Link from kid101: http://www.fshare.vn/folder/T2Q18VRPSTLion Diskmaker applications: http://blog.gete.net/lion-diskmaker-us/ (I used his version 2rc2) - Step 1: Plug the USB into the computer.- Step 2: Open the application Lion Diskmaker (here I use for creating the 2rc2 not installed on the portable hard drive, hope the next version will support)- Step 3: The program will ask if you want to create any version of MacOS X? You choose the Mountain Lion 10.08 - Step 4: The program will ask if you want to source from? If you download the installer directly from the Mac AppStore, then select "Use Disk Copy" (remember that the path correctly view offline)If you download my file attachment InstallESD.dmg above, then select "Use another copy ..." and find the file InstallESD.dmg - Step 5: Select the drive to create the installer. If you select "Burn DVD" program will give the DVD to request and inspect, then the installer will create for you. This process is done very very long because the speed of read / write the drive very slowly.If you choose to make up a hard drive, USB or memory card, the program will ask you to declare drive, USB or memory card that you want to create the installer.Select the drive to create the installer MacOS X 10.8Confirm the information.- Step 6: At this point I was almost finished, it will self install to the USB or memory card for you. This process is also quite long, from 15 to 30 minutes depending on the machine. Look for a morning cup of coffee to sip while waiting to do. The program is set up to create the USBCompleted. Now you've got a complete install MacOS X 10.8- Step 7: Complete the installation is complete, go to System Preferences => Startup Disk => Select OS X Install Disk Mountain Lion - 8.10 to reboot and start the installation process MacOS X 10.8 Lion Mountain lightly. *** Note: Before starting installation, you should consult the article Preparing for your Mac to OS X 10.8 Lion Mountain P / S: Link download my file upload File InstallESD.dmg being FShare but due to banana roots network too should lag. Sympathetic expect people to wait.