If you have two operating system eg. Windows Me, Dos 6.22, Linux. Then you can use any third- party bootloader software eg.XOSL.

There is no specific command to rename a folder however you can use Move command. Create a folder xyz (assuming the name which you want to give to the folder), now use move command, move wxy xyz ( here wxy the folder you want to rename).

If you want to copy a foder, do not forget to use attributes /e /h by switch /e you copy all folder whether full or empty, and by /h you also copy hidden folders.

If you want to find help about any command, type Help and command name after prompt. For quick syntax help type command name /?, this will provide help by displaying information about switches.

If you use long commands or often repeat commands then use doskey. This commands remembers all your commands you have used in current session, use arrow keys for displaying commands you have used. You can also use F7 , F9 keys. F7 keys provide a list of all commands you have used and F9 ask you the command number to execute. You can check command number by using F7.

Generally we use command MD, make directory to create a folder, but you can use this command to enter any number of level. You can create folder within another using this.

To increase performace in Dos use Smart Drive, smartdrv.exe. Add this in your autoexec.bat, this will definitely increase speed.

Use |more after dir command, this will help in showing you only one page at a time, this can be used in other commands too.

To enter special characters in EDIT , press Ctrl+ P, it will ask you about the character to be entered, enter the ASCII value of that character by pressing Alt key and entering value from numeric keypad (remember to switch on Num Lock).

To pause between pages you use dir /p command, but if you have to use it often then edit your autoexec.bat file, add line SET DIRCMD=/P. By doing this you don’t have to use /p parameter when you use command dir.

If you get irritated when you are copying a file to a different folder and the file name already exist, it gives you a warning. To stop this warning edit autoexec.bat file, add line SET COPYCMD=/Y.

In your autoexec.bat or config.sys you find setver then remove it. After removing, restart system, if you get error Incorrect Dos Version that means you required that line, reboot your system using bootable floppy and edit autoexec.bat or config.sys. If you do not get any error then this line is not required.

Edit your Config.sys, and add a line BREAK = ON. Now when you press Ctrl + C or Ctrl + break then it will break an operation, eg you can use during a search operation.

In Dos you can know the current Date, type Date, on prompt and it will return you current Date.

In Dos you can know the current time, type Time, on prompt and it will return you current Time.

To remove the old version of Dos, simply run command DELOLDOS.

To change the label of a drive, run command Label. You can enter new label name up to 11 characters.

If you have menu in config.sys and want to change its color, edit config.sys, and add a line in main menu block or a submenu menucolor. Syntax MENUCOLOR text , background color. You have to use numeric values. Example 1 for Black and 15 for bright white.

To know technical information, run command MSD.

By using prompt command you can change your command prompt. To display current time and date, run command prompt $t$d.

If you want to know Dos version, run command VER.

To perform a Quick Format, run command Format drive /q .

To view directory contents, run DIR command.
DIR /P displays one page at a time.
DIR /w displays the listing in wide format. With as many as five names per line.
DIR /S displays list of sub directories too.
DIR /L displays directory in Lowercase.