<div dir="ltr"><div>On my Win7 64-bit, doing just one or the other does nothing. Both are required.<br><br>1. set the "devmgr_show_nonpresent_devices" environment variable to 1<br>2. enable the "Show hidden devices" setting<br>
<br></div>Jim KC9HI<br><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">On Mon, Mar 31, 2014 at 2:43 PM, Milton Hywatt <span dir="ltr"><<a href="mailto:mhywattt@yahoo.com" target="_blank">mhywattt@yahoo.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div style="font-size:10pt;font-family:verdana,helvetica,sans-serif">There is a shortcut to that. In device manager choose View<br>
in the toolbar and select show hidden devices. Windows likes<br>to keep a list of all the devices you plug into USB ports in<br>the registry. That way when you plug a device in with a <br>unique ID (one that was previously used) it attempts to give<br>
you hands free plug and play and maybe a search for a newer driver.<br>While that's fine with a true Prolific cable, it's not with a counterfeit<br>that needs a rolled back driver. It's best to keep all your cables plugged<br>
in. If you have 4 cables like I do for different radios and a scanner,<br>buy a hub and plug your cables in it and leave them plugged in unless the<br>computer is off. All your configurations will remain the same and you won't<br>
be playing driver musical chairs. <br><div style="font-family:verdana,helvetica,sans-serif;font-size:10pt"> <div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:12pt"> <div dir="ltr">
<hr size="1"> <font face="Arial"> <b><span style="font-weight:bold">From:</span></b> Bob Recny <<a href="mailto:n8sqt@arrl.net" target="_blank">n8sqt@arrl.net</a>><br> <b><span style="font-weight:bold">To:</span></b> Discussion of CHIRP <<a href="mailto:chirp_users@intrepid.danplanet.com" target="_blank">chirp_users@intrepid.danplanet.com</a>> <br>
<b><span style="font-weight:bold">Sent:</span></b> Monday, March 31, 2014 2:29 PM<div><div class="h5"><br> <b><span style="font-weight:bold">Subject:</span></b> Re: [chirp_users] programming help<br> </div></div></font> </div>
<div><div class="h5"> <div><br><div><div><div dir="ltr">FYI - In order to see the Windows "hidden" devices, you may need to set a global (System) environment variable:<div><br clear="none"></div><div>Variable Name: DevMgr_Show_NonPresent_Devices</div>
<div>Variable Value: 1</div>
<div><br clear="none"></div><div>Log off and back-on to activate the new variable.</div><div><br clear="none"></div><div>Bob Recny, N8SQT<br clear="none"></div><div><div><div dir="ltr"><div><a rel="nofollow" shape="rect" href="mailto:n8sqt@arrl.net" target="_blank">n8sqt@arrl.net</a><br clear="none">
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