What is "WS.Reputation.1"? Won´t it harm my system? Should I turn Norton off for a little while? I upgrade to Win 10 and my notebook is a Dell Inspiron 15R 4ª generation processor Intel® Core™ i7-4500U (3.0GHz, 4Mb Cache) video AMD Radeon® HD 8850M, 2GB GDDR5 hard disk 1TB, SATA (5400 RPM) ram memory 16GB, Dual Channel DDR3, 1600MHz (2x8Gb)