software revsions

hello all,
i have this software versions and this pics from allen bradly site (compatibility operating system) but the problem is that as an example rslinx classic 2.54 is not compatible with win. xp sp2 (as in the pic) and it operates at my computer at this windows how this happens and allen bradly site says it is not compatible... so how can i choose the proper operating system

anyone here to help me...

What operating system do you have??

I am using Win 7 Pro and have no issues with RSlinx v3.70, RSLogix 500, 5000, Studio 5000 and FactoryTalk View ME 7.0. That is about all I can tell you.