Information needed before download Konica 421 driver:
Find out exactly Konica printer’s name
– How to find exactly printer’s name: see front cover of printer, you can see exactly printer’name.

Find out exactly OS for Konica bizhub 421
– Click on Computer: Start -> Run -> dxdiag -> Enter


Download Konica bizhub 421 driver for appropriate operating system
– When you have all infomation about printer’s name and OS version, you can download Konica 421 full setup with link:Konica 421 driver download or download with below post
Download Konica 421 Driver Windows OS
Konica 421 Driver Windows 8.1 64 bit : Download
Konica 421 Driver Windows 8 32 bit : Download
Konica 421 Driver Windows 8 64 bit : Download
Konica 421 Driver Windows 7 32 bit : Download
Konica 421 Driver Windows 7 64 bit : Download
Konica 421 Driver Windows XP 32 bit : Download
Konica 421 Driver Windows XP 64 bit : Download
Download Konica 421 Driver Mac OS
Konica 421 Driver Mac OS 10.8 : Download
Konica 421 Driver Mac OS 10.7 : Download
How to install Konica 421 Driver
Step 1
Extract downloaded driver file

Step 2
Add Device

Step 3
Choose connection type (USB)

Step 4
Find .inf file (in folder which extract downloaded driver file)

Step 5
Completed with add device

Video installing Konica 421 Driver
Find on Google:
Download Konica bizhub 421 Driver Installing Konica bizhub 421 Driver Software Konica bizhub 421 Driver