Android 6.0 Marshmallow, after waiting for months, is finally within our reach. While everybody has been waiting for this latest mobile operating system update, it has been reported it will only be bestowed upon select Android phones.

Nexus 5X, which leaves the warehouse by Oct. 22 as per the report of GottaBeMobile, and Nexus 6P, whose Oct. 26 release date has yet to be confirmed, will come with Android 6.0 Marshmallow as pre-installed.

It has been reportedly announced that starting Oct. 5 Nexus 6, 9, 5, 7 (2013 model) and Nexus player would receive the update. Nexus 4, the original Nexus 7 and Nexus 10 are not included, Digital Trends noted.

HTC will also be upgrading a couple of their phones, in accordance to its 90-day update guarantee. The update will reportedly happen in the coming months, but HTC said that it would be based on the carrier corporation.

Devices to receive the Marshmallow update include One M9, One M8, One M9+, One E8, One M8 EYE, Butterfly 3, Desire 826, Desire 820 and Desire 816.

Motorola will also be updating its line of Moto X devices to Android 6.0 Marshmallow, including the 2015 Moto X Pure Edition, 2015 Moto X Style, 2015 Moto X Play, 2014 Moto X Pure Edition in the U.S., 2014 Moto X in Latin America, Europe, and Asia, 2015 Moto G, 2014 Moto G and Moto G with 4G LTE, Droid Turbo, 2014 Moto Maxx, 2014 Moto Turbo and Nexus 6.

Meanwhile, Chris Yie, vice president and head of marketing communications for LG Mobile Communications, reportedly said in statement that LG was able to bring the latest OS update ahead of their competitors by working closely with Google.

LG has confirmed that its G4 will be the first to receive the Android 6.0 Marshmallow update, CNet reported. G3 and G Stylo will follow. Samsung has yet to confirm its devices that will receive the update, but a YouMobile insider said that Samsung Galaxy Note 5, S6 Edge+, S6, S6 Duos, S6 Edge, Galaxy Note 4, Galaxy Note 4 Duos, Galaxy Note Edge, Galaxy ALPHA, Galaxy Tab A are receiving the update soon.

Android 6.0 Marshmallow introduces the biggest and most important feature - Now on Tap. A review of The Verge explained that when you hold down the home key inside an app, Android will read the contents of your screen and send them to Google's server. Google will then analyze the data, and provide you with contextually relevant and useful information.

You can check the additional changes with Android 6.0 Marshmallow by watching the video below.