After syslinux is started, SYSLINUX 5.01 H is displayed. peter Anvin et al solved the problem of Directly Writing a USB flash disk with syslinux.exe and then importing the image file and configuration file. As a result, some hosts can start up, some cannot, and SYSLINUX 3.84 2009-12-18 EBIOS Copyright (C) is displayed) 1994-2009 H. peter Anvin et al. Write to the USB flash drive. The result is successful. I use diskgenius for usb-hdd. Make USB-HDD mode Boot Disk: the so-called HDD mode, is a common hard disk Boot Mode. When the computer starts, first load the hard disk Main Boot Program, the Main Boot Program to find the active partition, control to the active partition of the operating system. Therefore, under normal circumstances, there is generally no need to convert, as long as the partition is created and formatted, the establishment of the DOS system is a HDD mode boot disk. If the current disk is in FDD or ZIP mode, you can use this function to switch back to HDD mode. The specific operation steps are as follows: first select the U disk or mobile hard disk, and then click the menu "tools-> make USB-HDD boot disk" or "convert to HDD mode, alternatively, right-click the menu and choose make USB-ZIP boot disk or convert to HDD mode. The program displays a warning message. Note that important data is backed up before conversion. Click "yes", the program immediately converts the disk to HDD mode, and then asks the user whether to create a bootable partition immediately. If you click "no", the conversion is complete and no partition is created. You can use this disk normally. If you click "yes", the program displays the create partition dialog box, select the file system type, set the partition size, and click "OK. The program immediately creates a partition, formatting and copying the DOS system to the new partition. HDD mode conversion is complete.