HP DesignJet 450C installation on Windows 10 - WIN10 - 64bit

The HP driver support for the HP DesignJet 450C printer series was closed with the Windows XP 32bit driver, on 8 March 2004, but is it still possible to run a installation of the printer on the latest Microsoft Windows Edition, Windows 10, 64bit.

This tutorial gives you a overview about the installation of a HP DesignJet 450C on Windows 10, 64bit, which works for us fine.

But be carefull, we don't assume any liability for damage of your computer, your os or other software.

Step1:

Download following hp driver, which you can find here:

pln532en

Step2:

Unzip the driver package, with a rar unzipper, like WinRar.

Step 3:

Disable the Windows 10 driver signing by following commands:

1. Windows Key + X

2. Choose the option "Prompt (Administrator)" in the Pop Up

3. Run following lines in the prompt:

bcdedit -set loadoptions DISABLE_INTEGRITY_CHECKS 

-> Press Enter

bcdedit -set TESTSIGNING ON

-> Press Enter

After that, restart Windows 10.

Step 4:

This previous procedure allows you to run Windows 10 without the in-build driver signing. That makes it possible to install the download HP driver on Windows 10. Now you can add and install your HP DesignJet 450C in usual way by using the download driver, pln532en.

Step 5:

After that, you can restart the Microsoft driver signing by following lines:

1. Windows Key + X

2. Choose the option "Prompt (Administrator)" in the Pop Up

3. Run following lines in the prompt:

bcdedit -set loadoptions ENABLE_INTEGRITY_CHECKS

-> Press Enter

bcdedit -set TESTSIGNING OFF

-> Press Enter

After that, restart Windows 10.

Conclusion:

For us, the previous installation steps work fine. So we can run our old HP DesignJet 450C printer on Windows 10, 64bit.

You can test this tutorial, for your own, but as we wrote before, be carefull, we don't assume any liability for damage of your computer, your os or other software.

The tutorial can also work for following printers with the driver:

"HP DesignJet ColorPro CAD by HP"  
"HP DesignJet 3500CP by HP"
"HP DesignJet 3000CP by HP"
"HP DesignJet 2500CP by HP"
"HP DesignJet 2000CP by HP"
"HP DesignJet 750C+ (E/A0) by HP"
"HP DesignJet 750C+ (D/A1) by HP"
"HP DesignJet 755CM(C3198B)by HP"
"HP DesignJet 700 (E/A0) by HP"
"HP DesignJet 700 (D/A1) by HP"
"HP DesignJet 488CA (E/A0) by HP"
"HP DesignJet 488CA (D/A1) by HP"
"HP DesignJet 455CA (E/A0) by HP"
"HP DesignJet 455CA (D/A1) by HP"
"HP DesignJet 450C (E/A0) by HP"
"HP DesignJet 450C (D/A1) by HP"
"HP DesignJet 750C (E/A0) by HP"
"HP DesignJet 750C (D/A1) by HP"
"HP DesignJet 755CM(C3198A)by HP"
"HP DesignJet 350C (E/A0) by HP"
"HP DesignJet 350C (D/A1) by HP"
"HP DesignJet 330 (E/A0) by HP"
"HP DesignJet 330 (D/A1) by HP"
"HP DesignJet 650C(C2859B) by HP"
"HP DesignJet 650C(C2858B) by HP"
"HP DesignJet 650C(C2859A) by HP"
"HP DesignJet 650C(C2858A) by HP"
"HP DesignJet 600 (E/A0) by HP"
"HP DesignJet 600 (D/A1) by HP"
"HP DesignJet 250C (E/A0) by HP"
"HP DesignJet 250C (D/A1) by HP"
"HP DesignJet 200 (E/A0) by HP"
"HP DesignJet 200 (D/A1) by HP"
"HP DesignJet 220 (E/A0) by HP"
"HP DesignJet 220 (D/A1) by HP"
"HP DesignJet 230 (E/A0) by HP"
"HP DesignJet 230 (D/A1) by HP"