For those of you who want to install GPE(Google Play Edition) ROMs on your HTC One, you will have to upgrade your radio. To upgrade the radio, you must have S-OFF. (Or you probably could unroot with GPE stock ROM and do OTA also.) So, here’s how to do it. First, we will be using RumRunner S-Off, which works on many different devices like HTC One X/XL, HTC One Max, HTC One Mini, HTC One S, HTC Evo 4G LTE, HTC First, HTC Butterfly, and HTC Butterfly S. RumRummer works on all AT&T, T-Mobile, Sprint, Verizon, International, and Unlocked phones.
For those of you who want to use your Sprint HTC One as a GSM phone and use it on another GSM network such as AT&T or outside the U.S., there is an easy way to unlock your SIM as outlined by XDA user Thatotherguy. To do this, you will need a rooted Sprint HTC One. Step 1. Download and install Terminal Emulator. Step 2. Open Terminal Emulator and type: su am start com.redbend.vdmc/com.htc.omadm.test.TestMainActivity
One of the pitfalls of HTC One not having an extra microSD card slot is that if you make the mistake of formatting your whole internal storage or perhaps just did something wrong with no system on it, you will end up with a beautiful, shiny brick. This also works on ANY Android device such as Galaxy Note 3, Note 2, Galaxy S4, Galaxy S3, Galaxy S2, HTC One X, and any Android device with TWRP recovery. Well, this is pretty easy to solve if you have a Click Here to Read Full Article
For those of you who want to install a custom ROM on your HTC One, here’s a brief tutorial guide. Step 1. You will need to first download the custom ROM you want to install. These ROMs come in a “zip” file format (so DO NOT UNZIP them) and usually 1 large file around 200MB to 1GB. Some ROMs may require you to install multiple files. You can download these zip files straight to your phone or use your computer to download (as downloading on your computer may be more stable/effective/faster) then copy over to your phone’s storage. Step 1. Once R