Asus has released another update for the original Transformer tablet, the Asus TF101, and the latest update is version 9.2.1.24 which brings a range of new features to the tablet.
The Asus TF101 9.2.1.24 update adds the Face Unlock features from Ice Cream Sandwich to the device, and you can now use the front facing camera to unlock your tablet.
There are also a couple of bug fixes, and Bluetooth has been update to v8.30, which is reported to bring improvements to Bluetooth connections, the update should be available now.
Source Android Community