You can replace the battery of your LG K40s in any Official Technical Service, in any workshop in your neighborhood or perfectly at home by following the instructions in this video. To carry out professional work, you must use original LG parts. The cost of replacing a battery depends on the device model and whether the problem is covered by the warranty or not.
In our Technical Service we offer a three-month guarantee on the change of any battery. Check our conditions by whatsapp or contact form on our web site.
For any doubt or question you might have about changing the battery of Lg K40s, please leave your comment above.
Enjoy it!