Press and hold the power button on the side of your Moto E6 until the power menu appears. Select 'Power off' to completely turn off the device before starting the repair. This is crucial to avoid electrical hazards.

Using a plastic opening tool, gently pry around the edges of the back cover to detach it from the phone. Be careful not to use excessive force to avoid damaging the cover or the clips.

Locate the battery connector on the motherboard. Use a spudger to carefully lift and disconnect the battery connector from the motherboard. This will prevent any electrical current from flowing while you replace the battery.

Using the spudger, gently lift the battery from the bottom edge. If the battery is glued in, apply a small amount of heat around the edges using a heat gun or hair dryer to soften the adhesive. Be cautious not to puncture the battery.

Position the new battery into the compartment, ensuring it aligns with the connectors. If necessary, apply new adhesive strips to secure the battery. Reconnect the battery connector to the motherboard by pressing it back into place.

Carefully align the back cover with the edges of the phone and press around the perimeter to snap it back into place. Ensure all clips are securely fastened.

Press and hold the power button to turn on the Moto E6. Verify that the device powers on and check the functionality of the new battery.