The mobile battery is a critical component for the proper functioning of the device. If the battery drains quickly, discharges abruptly after a call, has swollen or no longer charges, then it is necessary to replace it.
The process of replacing a battery in modern smartphones can be difficult, as it requires special tools and knowledge. It is recommended to consult a specialized technician to avoid any mistakes that could affect the device's operation.
By replacing the battery, the device can regain its lost autonomy and performance, just like in its original condition.