You have CCleaner installed, open it
Click on TOOLS>>In Programs to Remove highlight My Way Search Assistant then select "Delete Entry"
You can remove OTL.exe, open OTL, click on the CLEANUP button
Follow the prompts, reboot when prompted
I would enquire about your problems with Apple forums, I don't use Itunes, sorry, I can only try and help and nothing seems to be working
My media players of choice are WMP and Gom Player