How to Use Android’s Built-In Tethering When Your Carrier Blocks It

Tethering your phone’s internet connection, which allows users to share their phone’s data connection with other devices, is really useful if you’re out and about with no Wi-Fi, but some carriers block the feature from your phone. If you get an error message when you try to tether—something like “Account not set up for tethering”—here’s a fix.
by Cameron Summerson via How-To Geek