12ansan 10 Posted May 19, 2014 I have a09 BIOS and wanted to update to a10 but while installing I get an error message- "Failed to retrieve system BIOS informationBCPSYS block signature was not found.Error code: -100" Quote Share this post Link to post Share on other sites
pimpdaddyscoot 12 Posted August 10, 2014 are you using the genuine dell bios file?if so, call dell. Quote Share this post Link to post Share on other sites