1. Prepare some tools suitable for disassembling and assembling audio batteries, such as screwdrivers and pliers.
2. Observe the position of Migao audio battery to determine which part the audio battery is.
3. Carefully remove the battery from the stereo system with appropriate tools. Be careful not to use too much force to avoid damaging the stereo or battery.
4. The battery needs to be replaced, and the new battery should be correctly installed in the stereo according to the instructions of the positive and negative poles. After installing the battery, test whether the audio can work normally.