I have P6, P7, and P8 installed on Windows7 64 bit PC with no problems.

cheers,
dr geep
;=]

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P.S.

P6 is installed in the "Curious Labs" folder and

P7 and P8 are installed in the "Smith Micro" folder.

Both "Curious Labs" and "Smith Micro" folders
are located in the "Program Files (x86) folder.

Remember ... "With Poser, all things are possible, and poseable!"

cheers,

dr geep ... :o]

edited 10/5/2019