Have you ever seen a message window popped up saying “DUAL SCREEN UPDATE STOPPED WORKING” while using the secondary screen of LG G8X Dual?
A hard reset or master reset can solve the Dual screen update stopped working issue.
To perform a hard reset or master reset on LG G8X Dual, Please Check the <strong>User Guide</strong> for this LG G8X Dual Screen smartphone.
Step 1, On the Settings screen, tap System > Restart & reset.
Step 2, Tap Factory data reset
Please notes that Factory data reset deletes all data on your phone.
You need to enter your device name, Google Account and other initial information again.
A factory data reset will restore your phone to its factory default settings, please backup important personal data first.