adb shell sync && adb reboot
=== User Agent ===
* The below example overrides the User Agent string to Fennec (Firefox for Android) as per https://developer.mozilla.org/en-US/docs/Gecko_user_agent_string_reference
adb shell sync && adb reboot
=== MMS debuging ===
* Add 'pref("mms.debugging.enabled", true);' to turn MMS debugging on