Samsung Gaaxy Z Flip3 5G User Manual page 15

Getting started
NOTE Liquid other than fresh water may enter the device faster. Failure to rinse
the device in fresh water and dry it as instructed may cause the device to suffer
from operability or cosmetic issues.
Charge the battery
Your device is powered by a rechargeable battery.
TIP While charging, the device and the charger may become hot and stop
charging. This usually does not affect the device's lifespan or performance and is
in the device's normal range of operation. Disconnect the charger from the
device and wait for the device to cool down. For more information, visit
samsung.com/us/support/answer/ANS00076952.
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