You need these to modify a bios or to activate windows vista/windows 7....otherwise you do not need them....
And what is the diffrence between those 2 ? Acer[ACRSYSACRPRDCT-ANNI]2.1.BIN = EB465548 | 2.1 CERT Acer[ACRSYSACRPRDCT-MSFT]2.1.BIN = 2981A71F | 2.1 CERT
None, just not adding any more than what is already in the list unless the 1st part of the ID is different and may thin these out later on as well.
Sabresite's Slics and Certificates (HP/Toshiba/Dell/Sony) Here I supply all the slics and certifcates Sabresite provided.. choose what suits the thread and is missing.. Awaiting an update.. Sincerely..
HP HDX 16 (invited by HP to upgrade the bios to get new Windows 7 Home Premium version) I hope it could help... ;-)