Switch on the charger and run it up until the battery is operational once again. Some gadgets close themselves off, and others require that you keep an eye on the gauges. When the battery is billed, merely remove the clamps in the opposite instructions. Batteries have a certain life span https://cristiantbfjr.bloguetechno.com/h1-google-addresses-pixel-7a-battery-swelling-with-a-free-fixing-program-h1-71086601