I updated to 4.3, it wrecked my phone, wifi unstable, terrible battery life. I was rooted on 4.1.2, I used ([GUIDE][VZW Edition]How to Root/Rom/Return to Stock the VZW Galaxy Note II! - xda-developers) and used the 4.1.2 VRAMC3 link. It reset my phone to stock 4.1.2 and I updated. Well I don't...