U.S proud owners of the Asus Transformer TF300 will now enjoy the 4.2.1 Jelly Bean update. Earlier today, the Android 4.1.2 Jelly Bean rolled out via OTA over-the-air update. Asus says that this brings a lot of improvements when it comes to performance and stability. This 4.2.1 update includes an option to switch from 4.1 launcher to 4.2 launcher, also offers an application update such as Virtual Keyboard, Lock Screen, Setup Wizard and App Locker.
Asus Transformer TF300 is now one of the most advance non-Nexus tab that runs in 4.2 Jelly bean which others doesn’t offers. There is no doubt why this tablet is popular among other Asus devices.
Again, this 4.2.1 jelly bean update is only available for United States version of Asus Transformer Pad TF300 at this point, other regions may come sooner. So, just catch it out and tell everyone else how this update performs
credits to [pakure].