Originally Posted by dXsL
in the "old days" we could use something like RootKeeper... i.e., for example root an older version of android (like 4.2.2), upgrade to a newer version (like 4.3) and subsequently lose root, and then restore the root with RootKeeper. Is that possible with this phone?
I havent test with i9506 but with Xcover2 (GT-S7710) I have updated two phones via OTA and root has remain after update.
Possible with i9506 I bet root wont remain, atleast with 4.3 update cause KNOX.
Samsung Galaxy S4 - i9506 - Latest NEE 4.3 Full Stock (TowelRooted)