The battery terminals may be dirty. Wipe both gold- coloured contacts with a clean, soft cloth and try charging the battery again.
If the battery will no longer charge completely, dispose of the old battery properly and replace it with a new battery (refer to your local ordinances for proper disposal instructions).
When you use applications that require more power or use applications on your device for an extended period of time, your device may feel hot to the touch. This is normal and should not affect your device’s lifespan or performance.Error messages appear when launching the camera
Your Samsung mobile device must have sufficient available memory and battery power to operate the camera application. If you receive error messages when launching the camera, try the following:
Charge the battery or replace it with a battery that is fully charged.
Free some memory by transferring files to a PC or deleting files from your device.
Restart the device. If you are still having trouble with the camera application after trying these tips, contact a Samsung Service Centre.