BACKUP

WHY DO IT: To preserve precious photos, videos, and other files in case the phone is lost, stolen, or broken.

PHONE TYPE: Apple iPhone

METHODS: Connect to iTunes software for easy backup of phone contents. Use iCloud service to back up five gigabytes of phone data. Also unlimited backups of items purchased in Apple’s iTunes store

PHONE TYPE: Android

METHODS: Sync with Google account for automatic Internet-based backup of address book, appointment calendar, e-mail, photos, music. Copy other documents to personal computer via USB connection. Use free App Backup and Restore app to preserve purchased apps.

PASSWORDS AND ENCRYPTION

WHY DO IT: To prevent unauthorized use of your phone or acces to your files.

PHONE TYPE: Apple iPhone

METHODS: Use passwords to prevent unauthorized use. Apple has built-in data encryption features.

PHONE TYPE: Android

METHODS: Use passwords to prevent unauthorized use. Newer versions include data encryption. For older versions, consider encryption apps like DroidCrypt.

PHONE FINDERS

WHY DO IT: To physically locate a device that is lost or stolen.

PHONE TYPE: Apple iPhone

METHODS: Comes with Find My Phone feature to locate missing iPhones; allows user to remotely lock phone or erase its contents.

PHONE TYPE: Android

METHODS: Lookout security app, available for free, locates missing phones. Premium version, priced at $29.99 a year, can remotely lock phone or erase its data.