tech

Why is your phone charging so slowly? Usually a weak charger, worn cable, or dirty port – not the battery. The fixes in order, from most to least likely.

Should you charge your phone to 100%? Not routinely – lithium batteries last longest kept between 20% and 80%. Why, and how to use optimized charging.

Does fast charging damage your battery? No – with a certified charger, phones regulate the power safely. Heat and sitting at 100% cause the real wear.