When an Android phone runs out of storage, simple things can become difficult: you cannot take photos, update apps or download files. The warning message can feel urgent, but in most cases you can free a useful amount of space in under an hour, without deleting anything important. This guide walks through safe, step-by-step ways to tidy your phone and keep it running smoothly. See What Is Taking Up Space Start in Settings, under Storage, where Android shows how much space is used by apps, photos, videos, audio and system files. This overview tells you where to focus. If photos and videos take the largest share, cleaning those will help…