A surprising Android 4.3 Jelly Bean Firwmare for HTC One in a form of build version 3.09.401.1 recently leaked. Yes folks, LlabTooFeR from XDA-Developer’s has had the original, untouched or unmodified base firmware 4.3 which he will going to release on August 28, but at this time being the system dump version is already available for grab. He already used this on his owned development ROM code-named ‘MaximusHD‘, which is already enjoyed by HTC One M7 die-hard ROM users.
The said firmware build version 3.09.401.1 brings the new ‘Hboot’ version to 1.55, the ‘Radio’ also
bumps-up to ‘4A.19.3263.13_10.38j.1157.04L’ and it’s still packed with the current users interface the HTC sense 5. So, for those who may want take the first sneak peek on the upcoming official Android 4.3 update. You can try this ROM now, This can be installed on unbranded or a carrier branded HTC One M7_U, M7_UL international variants, including HTC One M7 from T-Mobile, AT&T and Telus.