How to install Ubuntu with a USB flash drive

I. Before installation, UBUNTU became popular because of its user-friendly interface and convenient installation. Therefore, although Ubuntu is a Linux operating system, it is not difficult to install it, as long as you have a USB flash disk that is installed with a CD or a system, pay attention to it in the partition. Ubuntu is a little better, that is, the steps for installing Ubuntu are basically the same as those for Windows systems (1 ). Therefore, the key to installation is to burn the downloaded IOS image to a CD or USB flash disk. It is difficult to use the software. If you want to use the recording software skillfully and understand the principle, you have to spend a lot of time, but simply to burn a system, you only need to look at it, it takes up to half an hour to download documents, software, and software.

Figure 1

Step 1: Open the downloaded ISO file (NOTE: ISO is short for isolation, and the ISO file is an image file formed by copying all the information on the CD .)

Ultraiso Overview: ultraiso is a powerful, convenient, and practical tool for creating, editing, and converting disc image files. It allows you to directly edit ISO files, extract files and directories from ISO, or make a CD image from the CD-ROM or make the files on the hard disk into an ISO file;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.
Introduction to bootable discs the boot disc can be started from the boot disc by modifying the BIOS (BOOT options) from the optical drive when the computer is started, then run a program or a system CD through the boot file.

The first 16 sectors of the bootable disc are useless (if you want to put something). What is useful is that it starts with 17 sectors (primary tag description. 17. Description of the slice primary tag, which stores the startup information of the disc and the location of the startup directory file. The startup directory file includes the CD operating system, the BIF location of the startup mode, and the Startup Program in BIF.

What is the difference between burning and decompression?