"How to Remove Activation and Genuine Message warning"

open my computer
open C: drive
open windows
open system 32
search for slu.exe filename (the key one)

right click
click properties
click security tab
click advance button
click owner tab and change ownership to administrator click apply ( in windows 10, changing it administrator click apply,  add change it again to Users then apply again and ok)
click in security tab. click edit
click administrator
then check all boxes allowed then save
after that delete the file name slu.exe

after deleting open cmd and run as administrator
type slmgr -rearm hit enter
after that there will mo notification that says complete. then restart