File FPPv529_Install.zip & FPPv531_Install.zip need a password to extract the files. The password is ocomis all in lower case. If you have used an older version of FPP software these new versions will give you the option to upgrade your firmware. Use 3 of the SRM9000s and all upgraded and are working 100% FPPv531_Install.zip is a beta version. FPP V5.31 SRM V5.59 SRP V1.71 May 2007 FPPv529_Install.zip is the current version FPP V5.21 SRM V5.45 SRP V1.55 April 2006 Have fun, Keith