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 > USB Drive Letter Assignment

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ryoung

Indiana

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Posted: 04/29/08 03:06pm Link  |  Quote  |  Print  |  Notify Moderator

I use a couple of usb jump drives to hold Quicken data files, one for the current working data files and another one for backup. The Quicken program looks for the working file at a specific location and writes the backup to a specific drive letter. When I first started using Vista, the drive letters were F: and G:. Drive F: for the working file and G: for the backup. Each were at a specific usb port on the computer.

After awhile F: changed to E: with G: remaining the same. Now E: the original F: has changed to G: and the original G: is now E:. I never know what drive letter is going to be given when I insert either of the jump drives, and neither does the Quicken program.

How can I assign specific and constant drive letters to the two free usb ports. I never had this problem with XP.

ryoung

5etechsupport

South Florida

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Posted: 04/29/08 03:21pm Link  |  Quote  |  Print  |  Notify Moderator

The drives are dynamically assigned by the operating system. The first USB inserted will get the lowest drive letter after the fixed drives. Works the same way in XP.

Polishnurse

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Posted: 04/29/08 04:54pm Link  |  Quote  |  Print  |  Notify Moderator

I use a USB hub, and the computer is loaded with Card readers and what have you. Every time I put in flash drive, it was hit and miss trying to find it. I know name each flash drive, i.e. Back Up Pictures, Exell Files or what ever I use drive for. Makes it a lot easyer when useing windows explore to find out what the computer has decided name it. JM2Cents Bill

jharrelson

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Posted: 04/29/08 05:40pm Link  |  Quote  |  Print  |  Notify Moderator

I solved that problem by inserting my flash drive into the USB port "Before" turning on the computer.

That way the computer "Recognizes New Hardware" as it's starting up... maybe it will work with your Quicken program also.. ??

You might give it a try and see ..

John


John Harrelson
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SteveB

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Posted: 04/29/08 05:47pm Link  |  Quote  |  Print  |  Notify Moderator

I don't do Vista but in XP I had a problem where a USB card reader would try to assign drive letters over my network mapped drives. The solution I found was to go into Control Panel/Administrative Tools/Computer Management/Storage/Disk Management. Here, with the USB flash drive plugged in, you can reassign its drive letter. Possibly each flash drive presents a distinct fingerprint to the system so each distinct drive should revert to its reassigned drive letter. Unfortunately I do not have any duplicate flash drives to test my theory, but each reassigned drive I have now always works as expected. Also I don't know if this works in Vista but it should.
SteveB


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wa8yxm

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Posted: 04/29/08 06:06pm Link  |  Quote  |  Print  |  Notify Moderator

I don't know about VISTA but usually XP assigns drive numbers in the order I plug 'em in.

On //main C D E and F are internal (C&D hard E&F optical) so if I plug in a drive it's H, if I plug in two of them the 2nd one is I and so on

On the laptop C is hard, D is optical E is currently plugged in and if plug in another it's F

Most of my software is not particular as to where a drive sits.


Nothin adds excitment like something that is none of your business
John is Near Kenwood TS-2000 housed in a 2005 Damon Intruder 377


ryoung

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Posted: 04/29/08 06:40pm Link  |  Quote  |  Print  |  Notify Moderator

SteveB wrote:

don't do Vista but in XP I had a problem where a USB card reader would try to assign drive letters over my network mapped drives. The solution I found was to go into Control Panel/Administrative Tools/Computer Management/Storage/Disk Management. Here, with the USB flash drive plugged in, you can reassign its drive letter. Possibly each flash drive presents a distinct fingerprint to the system so each distinct drive should revert to its reassigned drive letter. Unfortunately I do not have any duplicate flash drives to test my theory, but each reassigned drive I have now always works as expected. Also I don't know if this works in Vista but it should.
SteveB


Thanks SteveB for the solution. I followed your method and reassigned the jump drives as F and G. Now, regardless as to which usb port I insert them, and in no particular order, they always retain the assigned drive letter. I had several other flash drives that I assigned specific drive letters, so I suspect your theory is correct.

For those that suggested that the drive letter is dynamically assigned with the lowest letter after any fixed drives, this is evidently not so. Or at least not so with this Toshiba laptop running Vista Home Premium. Otherwise I would not have had to find a solution of the changing drive letter assignment.

ryoung

SteveB

Rhode Island

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Posted: 04/30/08 10:29am Link  |  Quote  |  Print  |  Notify Moderator

Great! Glad it worked out!!!
SteveB

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