Install linux (ubuntu) on a USB flash disk)

Install linux (ubuntu) on a USB flash disk)
1: Download a linux Image
2: Download utrliso
UltraISO is a powerful and convenient tool for creating, editing, and converting disc image files. It can directly edit ISO files and Extract files and directories from ISO, you can also create a CD image from a CD-ROM or an ISO file from a hard disk. At the same time, you can also process the startup information of the ISO file to create a bootable disc. With UltraISO, you can create, edit, and convert the disc image files as you like, and use the CD recording software to burn out the required CDs.
3: Create a boot disc and open the linux image. Click the "Write hard disk image" command under the "Start" menu in the menu bar to open the "Write hard disk image" dialog box.
Show, "Hard Drive" is to select the U disk you want to burn, Here demonstration uses a digital camera memory card. The default write mode is USB-HDD +, there are USB-HDD, USB-ZIP, USB-ZIP +, a total of four options, which depends on the boot type supported by your motherboard, you can check before burning CMOS. Note that some motherboard needs to be inserted into a USB flash drive to display the supported types. The USB flash drive can be formatted before burning, or by clicking the "format" button under it. Of course, you can click "write" directly to automatically format the USB flash drive.
4: The write is complete!
5: insert the USB flash drive into your computer, set it to start from the USB flash drive, and enter the installation interface.
6: select multi-system coexistence. The hard disk Partitioning Method rules are as follows: format a blank space first. Next, we need to perform four partitions, each of which is separated from the "idle" area, some people on the Internet also say that it is enough to partition twice, but for beginners, it is enough to do it four times. They want to explore it in the future.

First partition:

In the previous step, click "+" and perform the following settings:

Mount point: "/"

The size is 22000 MB.

New partition type: Primary Partition

Location of the new partition: the starting position of the space

Used for: EXT4 Log File System

Partition completed for the first time

 

Second partition:

Click "+" next to "idle", and set as follows,

Mount point: (not set)

Size: 2048 MB (I think it is twice the physical memory on the Internet. In fact, I think 1 GB is enough, at most 2 GB)

Type of the new partition: Logical Partition

Location of the new partition: the starting position of the space

Used for: swap space

The second partition is complete.

 

Third partition:

Click "+" next to "idle", and set as follows,

Mount point:/boot (some online users do not need to set this option, but they do not need to understand this in dual system boot)

Size: 200 MB (set to 200 MB for the moment)

Type of the new partition: Logical Partition

Location of the new partition: the starting position of the space

Used for: EXT4 Log File System

The third partition is complete.

Fourth partition:

Click "+" next to "idle", and set as follows,

Mount point:/home

Size: (the remaining space is full, and the remaining space is displayed)

Type of the new partition: Logical Partition

Location of the new partition: the starting position of the space

Used for: EXT4 Log File System

The fourth partition is complete.

After the partition settings are complete, there is a "Install Boot guide device, choose to install it on drive C!

Click "Install now"

Then step by step down, the partition part of this article, refer to the http://www.bkjia.com/ OS /201501/368514.html