If someone had access to your phone—even briefly—check what changed before assuming everything is fine. Look at the devices currently signed into your important accounts. If you see a phone, computer, browser, or recent session you don’t recognize, remove it and secure the account. Then check your installed apps and permissions. An unfamiliar app, strange background activity, or unexpected access to your location, microphone, or camera is worth investigating. Not every unfamiliar device or syste