Today we bring you a guide to the solution to some of the most common problems of the mobile operating system Apple iOS for iPhone and iPad. We present this guide to mark the recent launch of iOS 8.4 and although the operating system has been improved with each new version, there are still a number of problems that we seem doomed to always suffer them. We show seven of the most common and how to fix them.

The newly released ultrasn0w 1.2 which unlocked the iPhone 3GS/3G running iOS 4.2.1 by flashing the iPad baseband 06.15.00 using Redsn0w 0.9.6b5 or PwnageTool 4.1.3, has caused two major issues for many iPhone 3GS/3G users, ultrasn0w 1.2 has led to aggressive battery drainage, in addition, iPhone becoming excessively hot. Sherif Hashim, one of the hackers behind ultrasn0w has addressed these issues, let's check out them after the jump.