The T-Mobile version of Samsung Galaxy Tab 7.0 T869 is already getting the Android 2.3.6 Gingerbread firmware update. This slim tablet shipped with Android 2.2 froyo since it's released. Now the firmware build number T869UVKL2 and now the Odin flashable stock ROM is available for grab for advance users and developers. We check out the firmware modified date is - as of December 13, 2011 so this is the latest one we got for T-Mobile's 7 inch tablet. This is an upgrade from previous firmware build T869UVKJD.
Check out here on How to Update your Galaxy Tab7.0 Plus to Android 2.3.6 Gingerbread with the firmware build T869UVKL2.
Model: Samsung Galaxy Tab 7.0" SGH-T869
Product Code: SGH-T869MABTMB
Latest firmware: T869UVKL2/T869TMBKL2/T869UVKL2/T869UVKL2
Stock ROM: SGH-T869_TMB_T869UVKL2_T869TMBKL2
via sammobile link. Password is: samfimrware.com
Note: The flashable stock ROM is for advance users only. This is the original firmware packaged file that can manually flash directly to the device using Odin downloader tool. The process is risky, and may result damage to your phone. So use it at your own risk. The stock ROM is only useful for future use like, downgrading/upgrading, reverting back to original stock and fixing a bricked Samsung Galaxy Tab 7.0 Plus 4G Tablets.
Source: Droidangel Android Solution