You'll have better luck in a newsgroup geared towards PowerPoint questions.
This one is for Windows Vista administration issues.
"katrinnka" <katrinnka@xxxxxx> wrote in message
news:46A0EAF2-93DE-40B2-86B2-0523A5BAF39A@xxxxxx
Quote:
>i think i confused ppl with my question so here it is again
>
> all .pptx (powerpoint shows) have changed into
> Microsoft Office Picture Manager files .pps
> and want to know why this has happened
>
> and also have duplicated from the desktop file i had to this file
> appdata/roaming/microsoft/powerpoint
> and can be seen in both these places with .pps extensions
> except for two powerpoint files that were not affected
>
> PLEASE HELP
>