Weirdest ccleaner behaviour windows 7 color depth

I have installed ccleaner in several computers and notebooks and this is the first time this happens...

When running ccleaner the screen color depth changes automatically to 8 bits, then when I close ccleaner the color depth changes back to 32 bits, ccleaner does its tasks normally. This is a Toshiba notebook, windows 7 32 bits, nvidia graphics card, any idea?

Is this unique to CCleaner ?

How about the other products from Piriform (Recuva, Defraggler, and Speccy) which may come from a common set of Application development software ?

Do other Applications from other third party suppliers show similar effects ?

If no other appsshow similar effects

  1. right click the ccleaner icon (the shortcut should be fine, but you may want to check both the shortcut and the exe file)
  2. choose properties
  3. go to the 2nd tab (compatibility)
  4. make sure nothing is clicked here

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It is fixed!, run in 256 colors was checked for the shorcut, I didn't know about the compatibility tab and wonder how that got checked... I guess the owner did it, the other apps were fine. So it was not too complicated after all, thank you Nergal.

Hat's off to that one Nergal.

I hope I can remember it. :)