My BIOS Version and Date is :
Intel Corp. BEH6110H.86A.0041.2012.0319.1659, 19-03-2012
My Desktop Board is DH61WW.
The procedure to upgrade your bios from 0041 to 0120 is here:
However, most of the .bio files have been pulled. What .bio files are left are here:
I suggest you wait until @n.scott.pearson has a chance to respond.
Doc is correct. You want to follow the guidance that I provided in that post - but with one exception: You will be installing BIOS file BE0049.BIO, then BE0099.BIO and then BE0120.BIO.
To download these files, do the following:
As I said in that post, you want to install all three files using the BIOS Recovery process.
Hope this helps,