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One option is to use the 64-bit XP drivers for the DJ 430 series... &nbsp;They appear to work for the 450, but you don't get color<br />
<a href="http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12682&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2002" rel="ugc nofollow">http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12682&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2002</a>&nbsp;<br />

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One option is to use the 64-bit XP drivers for the DJ 430 series...  They appear to work for the 450, but you don't get color
http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12682&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2002 [http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12682&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2002] 


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There is a Vista 64-bit driver for the 450c that should work fine with windows 7 64-bit...Here's the link:<br />
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<a href="http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12686&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2100" rel="ugc nofollow">http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12686&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2100</a><br />

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There is a Vista 64-bit driver for the 450c that should work fine with windows 7 64-bit...Here's the link:

http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12686&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2100 [http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=12686&prodTypeId=18972&prodSeriesId=25253&swLang=8&taskId=135&swEnvOID=2100]


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Is there a driver out there that will work with Windows 7 in helping an HP Designjet 450c to print? &nbsp;HP says it it not supported any longer.
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Is there a driver out there that will work with Windows 7 in helping an HP Designjet 450c to print?  HP says it it not supported any longer.

How can I get an HP designjet 450c to work with 64 bit windows 7?

This topic area includes legacy versions of Windows prior to Windows 2000: Windows 3/3.1, Windows 95 and Windows 98, plus any other Windows-related versions including Windows Mobile.