3 ms·It also doesn't work on AT&T.by yef 16y agoIt also doesn't work on AT&T.generalk 16y agoI'm using it on my AT&T Nexus One right now. Maybe there's some restrictions on actual AT&T-branded/subsidized handsets?jra101 16y agoAndroid phones you buy directly from AT&T have sideloading disabled. I believe you have to root the phone to turn this feature back on.