[How-to] upgrade SmartQ S7 to Android 4.0.4 V2.0 firmware
I recently upgraded my SmartQ S7 to the new Android 4.0.4 V2.0 firmware. The new firmware improves the Smart Storage functionality and reduces power consumption when the shallow dormancy. There are also some bug fixes.
Before you upgrade you need to know that upgrading will completely wipe the internal storage (but the SD/TF external card will remain untouched). There you need to back everything up before you start. I used Titanium Backup ★ root but you can also use other tools like AppMonster