A quick heads up for owners of the ASUS Transformer Prime in the US still without their Jelly Bean update. ASUS has posted the full update file to their support site to be downloaded and manually installed via sideload. Head over to the ASUS download center and search for TF201, then navigate to firmware downloads. The Android 4.1 firmware is V10.1.2.15 and comes in at 318.98MB in size. It’s worth noting that you will need to be on the most recent official software version in order to update to Jelly Bean.