Start here · Essential guide
Securing Your Smartphone in Ten Minutes
A quick checklist for smartphone security: set a screen lock, turn on updates, enable backups and device tracking, and review a few settings in about ten minutes.
Home and Devices
Mobile Phone Security
Keeping phones and tablets, and the data on them, protected.
Finding and Locking a Lost or Stolen Phone
How device-finding and remote lock features work, what they can and cannot do, and why you should enable lost phone tracking before your phone ever goes missing.
Handing Down or Selling a Phone Without Leaking Your Data
How to back up, sign out and reset a phone before it leaves your hands, so a phone data wipe leaves no photos, messages or accounts behind for the next owner.
Lock Screen Notifications and Privacy
Learn how lock screen privacy settings can stop messages, banking alerts and verification codes from showing to people nearby, and how to adjust them sensibly.
Reviewing App Permissions on Your Phone
Which app permissions deserve a second look, such as location, microphone, contacts and camera, and how to review and change them on your phone without breaking apps.
Safe Use of QR Codes
QR code safety basics: why scanning codes in public can be risky, how to preview the link before opening it, and which situations call for extra caution.
Screen Locks Compared: PIN, Pattern, Fingerprint and Face
Compare phone screen locks including PIN, pattern, fingerprint and face unlock, with their strengths, trade-offs and sensible choices for everyday use.
SIM Swap Awareness: Protecting Your Phone Number
SIM swap fraud explained at a high level, with practical account steps that reduce the damage if someone tries to take over your phone number.
Spotting Fake and Risky Mobile Apps
Learn the signs of fake mobile apps, such as copycat names, odd permissions and pushy ads, and how to stick to reputable sources when installing software.
Why Phone Software Updates Matter
What phone software updates fix, why delaying them leaves security gaps, and how to keep system and app updates automatic without surprises or lost data.
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