Create a ubuntu 1210 boot disk in win7

How to Create a ubuntu 1210 boot disk in win7: The desktop system is the flagship version of WIN7. Use the following tool to create a ubuntu 1210 Boot Disk: 1. universal USB Installer 1.9.3.0; 2. lili USB Creator 2.8.19; after the preparation is complete, you can change the BIOS option on the PC to the first boot sequence of the USB flash drive. However, when the startup interface is displayed, the keyboard's Num Lock is still under control, it indicates that the ISO file has not crashed. If the reliability of the ISO file is suspected, the ISO file has been re-downloaded and the MD5 file is correct. I have suspected the reliability of the USB flash drive. I still cannot use a USB flash drive that was originally used to start and install Ubuntu 1004. Solution: Go to the dog and find that many people have tried the Linux boot disk made by the Power ISO software. Download Power ISO 5.5 and use the "tool" option to create a boot USB flash drive... ", the" Create boot USB flash drive "dialog box is displayed. Select the source image file, select the target USB flash drive, and click" start ". Wait for about 3 or 5 minutes, prompting you to complete the preparation. Using Power ISO 5.5 to create two boot USB flash drives, you can start and install them smoothly. Solve the problem.