Android 5.0 Lollipop AOSP, Binaries Released to Sony Xperia Z3
Android 5.0 Lollipop AOSP, Binaries Released to Sony Xperia Z3, Z2, Z1Sony Mobile Developers World

Japanese consumer electronics giant, Sony has reportedly released the much awaited Android 5.0 Lollipop OTA (Over-The-Air) update to the stock vanilla smartphone  model - Z Ultra Google Play edition.

Some XDA Developers owning Sony Z Ultra GPe model have confirmed to have received the new Google mobile OS firmware notifications on their device.

The new Android 5.0 Lollipop (build number: LRX21P.S3.4201) update is around 397MB in size. It is said to bring bold new visual style, Smartlock, improvement in performance, battery life enhancement, privacy mode options, notifications on Lockscreen and many more, reported Xperia Blog.

[Update: Just hours after the news made the headline, Sony has officially confirmed that the Lollipop update has been released to the Z Ultra GPe and the company has also promised to roll-out the new Android OS to all 15 Z  Xperia series devices in early 2015 ]

Since the OTA update is released in phases, it will take some time to reach all regions. Until then, smartphone owners can check for OTA updates manually on their device by going to-

Settings >> About phone >> System updates >> check now

[Read More: Android 5.0 Lollipop AOSP, Binaries Released to Sony Xperia Z3, Z2, Z1 - VIDEO]

In related news, HTC has reportedly delayed the Android Lollipop software update to GPe variants of 2014 flagship -- HTC One (M8) and the 2013 based One M7.

The HTC One Series GPe models were supposed to get new update in early November, but the rollout process was postponed owing to bugs, and was scheduled for release at a later date. 

Now, HTC has postponed the update rollout process indefinitely. Google's busy schedule has forced the company to delay the new OS release to flagship phone, reported Phone Arena, Mo Versi, HTC's VP of Product Management, as saying.

Later, Mo Versi confirmed the news via his Twitter handle.

"I sincerely apologize for the unexpected delay due to an unforeseen issue on GPE. We're addressing with high priority, expect a fix quickly," He said.

[Also read: Google Lollipop 5.0 Update Release Roundup: Samsung, Android One, Xiaomi Smartphones Slated for New Operating System Soon]

For the uninitiated, Google's new Android 5.0 Lollipop OS comes with an overhauled design language Material design, bringing in interactive user-interface, visually appealing graphic design (with bold colours & typography), tactile surface, fluid animation features, replacement of Dalvik with ART as its default runtime and many more tweaks for performance enhancements.

[Also read: Android 5.0 Lollipop: Top Key Features of New Google Mobile OS]