ANTI-THEFT on Samsung S4-LTE I9505 4.4.2 Rooted without KNOX ?

Avast Mobile Apps Avast Anti-Theft for Android
1

When install antitheft root wich method i must choice?

Direct Write Method or Recovery Image Method ?

If the seccond one :o , wich way ?
EDIFY or AMEND ?
After load recovery mode, where this “update.zip” file :-X ?