Rooting your Android phone lets you install incompatible apps, block ads, uninstall pre-installed apps, etc. Dr.Fone for Android is designed to root your Sony Xperia Z5 Premium easily with a single click.
http://www.facebook.com/KSOFT.CC/posts/1204568072981836 [facebook.com]
Also works with other Android phones like:
Sony Xperia XA/XA Ultra, X Performance;
Samsung Galaxy S6/S6 Edge+, Note5/Note 4;
LG G6/G5/G4, LG V20/V10, LG K10/K8/K7;