Reboot your computer, right-mouse-button on the PokerTracker 4 installer file you downloaded and select "Run as Administrator". With regards to PokerStars and partypoker we have guides for getting things setup
here and
here. PokerTracker 4 only supports English so both hand histories and poker table graphics such as the "Fold" button all need to be in English. If you have any further trouble with any of the above please report this to us in a
Support Ticket with your log file where one of our technicians can assist you:
Guide: How to Create & Submit a PokerTracker4.log File