If you really want to learn everything about your new HTC One, User Manual is a must read. User Manual is very useful if you want to dig your phone and find every secret and every feature it has.
You can learn how to change the lockscreen design, how to change the wallpapers and also how to add different news tabs on the BlinkFeed.
What about the camera you might say. Yes, you can learn how to use HTC One’s camera features like Zoe, different filters and know the benefits of an Ultra Pixel camera.
Download HTC One User Guide & Manual here
Do you think that User Manuals are helpful if you want to learn everything about your phone?