https://www.engadget.com/2010-01-11-htc-droid-eris-gets-an-ultra-minor-update.html
HTC Droid Eris gets an ultra-minor update
Jan 11, 2010 - What you want for your Droid Eris: Android 2.1. What you're actually getting: the tiniest of updates designed to fix just one bug. ROM version 1.17.605.1 is...
droid erishtcgetsultraminor