@jim44 ,Jim, Link below mentions of a newer update Android 2.3., check the links for more info.. Good luck.
I hope this helped you out, if so let me know by pressing the helpful button.
https://androidcommunity.com/atts-lg-thrill-gets-an-update-to-android-2-3-20120322/
https://www.att.com/esupport/article.html#!/wireless/KB413591