An awesome team of students from our education program made this wiki.
The battery is not functioning properly
My watch either won’t charge or dies quickly
Faulty Power Adapter
Check to make sure the power adapter is plugged into a working outlet. Make sure the power light on the adapter is on. If the watch does not charge under these conditions the adapter is faulty and should be replaced.
If the battery is not lasting 36 hours it may not be charging fully. The battery should be fully charged in approximately one hour. If it is taking several hours to complete the charging process and the battery, USB cable and ac adapter are functioning then the battery has reached the end of its life expectancy and should be replaced. Follow the LG G Watch/Battery Replacement guide.
Charging Pins Are Corroded
If the charging pins are excessively corroded the circuit required for charging will not be completed and the battery will not receive the power necessary to charge fully. Follow the LG G Watch/Charging Pin Replacement guide.
My watch doesn’t fit properly
The watch won't stay on my wrist
Broken or Damaged Wrist Band
Make sure you have the watch properly fitted to your wrist before taking action. Set the strap to the proper dimension for your wrist and analyze the behavior of it throughout a days duration. If the strap is stretched or broken it needs to be replaced. Follow the LG G Watch/Band Replacement guide
Display Interface Problems
My Display screen is Malfunctioning
Touch screen is Broken or Not Responding
If the touch screen is cracked or broken you need to replace it. Follow the LG G Watch/Screen Replacement guide.
Screen Displays Distorted Images or Random Color Arrangements
If the watch is on but the screen shows random color patterns or a distorted image, the 1.65 IPS LCD display screen is malfunctioning and it will need to be replaced. Follow the LG G Watch/Battery Replacement guide to replace the screen.
"Water has leaked into the interior of my watch"
Worn or damaged gasket
If water has made its way into your watch the gasket designed to keep water and dust out is not functioning properly and should be replaced. This gasket runs along a grove around the perimeter just under the cover. Follow the LG G Watch/Gasket Replacement guide
Battery Has Short Circuited
If the watch does not power on after coming in contact with water moisture has entered the device and the battery has short circuited and should be replaced. Follow the LG G Watch/Battery Replacement guide and the LG G Watch/Battery Replacement guide.
Motherboard Has Short Circuited
If the watch powers on but then turns off again the motherboard has short circuited and should be replaced. Follow the LG G Watch/Motherboard Replacement guide