If you can do just two things to secure your device(s), make them:
- Have a passcode; and
- Keep your OS up to date!
How?
- On your iPhone or iPad:
Settings > General > Software Update… - On your Mac:
Apple menu > About this Mac > Software Update…
Latest OS versions
Released 23 Jan 2023:
- IPHONE: iOS 16.3 (for earlier iPhones back to iPhone 6s: IOS 15.7.3 )
- IPAD: iPadOS 16.3 (for earlier devices, including iPod touch 7th gen: iPadOS 15.7.3)
- MAC: macOS Ventura 13.2 (for earlier devices macOS Monterey 12.6.2, macOS Big Sur 11.7.2)