Dell OptiPlex 960 SLIC 2.1 Request

I have tried all the tools on this site and I cannot mod the BIOS myself. Please help! I have a SLIC 2.0 BIOS & need 2.1.

Attached is the Dell 960 A18 BIOS link and RW ACPI Report (zipped)
  AcpiTbls.zip (Size: 44.64 KB / Downloads: 4) .

http://downloads.dell.com/FOLDER01655045M/1/O960-A18.exe