Create exceptions in Mcafee for your Dell printer.

Step 1 : Double click on Mcafee icon and then select INTERNET & NETWORK

Step 2 : Then click on CONFIGURE

Step 3 : Then click on ADVANCED

Step 4 : After that click on PROGRAM PERMISSIONS.

Step 5 : Click on PERMISSION tab to sort the blocked, Outbound access and Full access.

Step 6 : All the full access to the below mentioned files :

a: dfsvc.exe

b: Install GUI

c: Printer driver host for XXXX

d: Printer card transfer monitor

e: Printer device monitor

f: Printer status window interface

g:Printer communication system

f: Printing Application

Step 7 : If the above mentioned files are not in the list, then the same can be added from :

C:\Program Files\Dell XXX\Drivers and then add all the above mentioned files.

Step 8 : Click on APPLY.