Ubuntu12.4

is installed under Windows 7 (x64). If you want to install dual system, but the U disk can't boot Ubuntu, the following method is very effective. 〇, BIOS settings Startup selection: Legacy First, use U master partition U master U disk installed system Win03pe toolbox V2.1 disk allocation (primary partition part) (hd0,0): swap (hd0,1): ext4 (hd0 , 2): NTFS (C:); win7 (x64) Second, EasyBCD install Ubuntu Download EasyBCD (current version is V2.2) Official website: http://neosmart.net/EasyBCD/Network disk: http://dl. Vmall.com/c09lnwra3o 1. Add New Entry->NeoGrub->Install 2. Configure [plain] # NeoSmart NeoGrub Bootloader Configuration File # #This is the NeoGrub configuration file, and should be located at C :\\NST\\menu.lst # Please see the EasyBCD Documentation for information on how to create/modify entries: # http://neosmart.net/wiki/display/EBCD/title Install Ubuntu 12.04 LTS root (hd0,2) kernel (hd0,2)/vmlinuz boot=casper iso-scan/filename=/ubuntu-12.04.3-desktop-amd64.iso ro quiet splash locale=en_US.UTF-8 initrd (hd0,2)/initrd.lz Note: (1) Using the primary partition (2) Installation file (ubuntu-12.04.3-desktop-amd64.iso) 3. Download the ISO file Download the installation file from http://releases.ubuntu.com to C: 4. Extract initrd.lz from the casper folder of the installation file. And vmlinuz.efi 5. Use the Legacy method to rename the vmlinuz.efi file to vmlinuz 6. NeoGrub boot installation Restart the system and select NeoGrub Bootloader (NeoGrub boot loader) 7. Disable loading of the disc Execute in terminal: sudo umount -l /isodevice Click the installation icon on the desktop to install it normally.