As the title says Facebook, and only Facebook, runs very slow or sometimes fail to load. I've tried this on both Chrome and Mozilla and the result are the same.
Tried to scan with NOD32 antivirus + Eset Online Scanner. Right now is at 55% and found 1 threat (Win32/AdkDLLWrapper) unwanted application.
Below are the FRST.txt and Addition.txt from FRST x64.