Want to get the best out of your NVIDIA Tegra 3 quad-core powered HTC One X? By reading HTC One X Quick Start Guide won’t help you much. You need to download HTC One X User Manual and study it. HTC One X User Manual covers most of the stuffs that you need to know on your newly HTC One X from A to Z. Guides like camera, personalizing, accounts & sync, online storage & services, settings & security… Be sure to read them one by one to get to know HTC One X better. It is recommended for new Android users and also new HTC Sense users. You don’t want to miss out any HTC Sense 4.0 features, right?