
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Runįor the permanent mapping to only affect the currently logged on user, go to: Open Regedit and navigate to the following key:

It is recommended less experienced users try one of the more automatic solutions before using this.ġ. If you want the mapping to work all the time, a simple solution is to run Subst automatically during every boot. Therefore, the delete command is only needed to remove the mapping immediately without restarting. Mapping a folder to a drive letter with Subst isn’t permanent and you will lose the association after rebooting or logging off. To remove the mapping enter the drive letter and add the /D argument: Type Subst without arguments to check the mapping has worked as you are not notified if it was successful. Make sure to enclose the folder path in quotes if it contains spaces.
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Type Subst and as an argument supply the drive letter you want to map the folder to, then add the full path to the folder. Usage is quite simple, open a Command Prompt (press Start and type cmd). The Subst command is pretty much unchanged in how it works and is still present in the latest versions of Windows 10. Windows has included a command to substitute a folder for a drive letter since the days of Windows NT in the early 1990’s. Although it’s easy to map a network folder to a drive letter, mapping a local folder to a drive letter is slightly more difficult.
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That leaves several free letters that could be used for this purpose. Of the 26 drive letters available on your system, probably only a few are in use. This is a simple method and means instead of constantly drilling down through sub folders, just click on the drive in Explorer and you are taken directly there.

An easy solution to get quick access to one of these folders is mapping it to a drive letter. For the less organized there are tools to quickly search the contents of your drives.Įven if the overall directory structure of your system is efficient there might be several folders you access often that are found several layers down. When you have a lot of files it is really important that everything is stored in a well ordered directory structure so files can be found more easily. With hard drives having such huge capacities these days, it’s not unheard of for some people to have millions of files spread across their system.
