LG Watch Sport W280A - Manual (Page 14)

Basic Functions 13
If the Screen Freezes
If the device freezes up and stops working, press and hold the Power
button for more than 10 seconds until the device reboots and the LG
logo is displayed.
Replacing the SIM Card
Your watch comes with the SIM card installed. Follow these steps if you
need to replace the SIM card.
• Please turn off the device before you insert or remove a SIM card.
1 Open the SIM card cover using SIM card cover opener as shown below.
Align the SIM card cover opener with the holes located on the back of
the watch, and then turn the cover counter-clockwise.
SIM card cover
opener
• Do not use excessive force when you turn the SIM card cover using the
SIM card cover opener.