Google enhances anti-theft protection for Android phones.

Google has just announced a series of important security improvements to the Android operating system, aiming to enhance anti-theft capabilities and strengthen the protection of users' personal data.

In the latest update, the company not only refined and expanded existing anti-theft features but also added many new smart tools utilizing artificial intelligence (AI) and machine learning.

Notably, these updates are designed to work on a much wider range of devices than before, including most devices running Android 10 or later.

This means that the vast majority of Android phones and tablets currently on the market, from entry-level to high-end models, will benefit from this enhanced protection.

Not limited to Google's Pixel devices, the new features also support many major brands such as Samsung, Xiaomi, Oppo, OnePlus, and more.

Theft detection lock: AI “guards” your phone 24/7.

One of the standout improvements is the Theft Detection Lock feature. Based on AI and machine learning technology integrated directly into the device, the system can analyze unusual movement signals, such as the act of snatching a phone, to identify the risk of theft.

If theft is suspected, the device will automatically lock the screen immediately to prevent unauthorized access. This feature has now been rolled out globally to devices running Android 10 or later, including most phones and tablets currently in operation.

Lock your device offline: Beware of "disconnection" scams.

Criminals often intentionally disconnect devices from the network immediately after theft to avoid being tracked or having data remotely erased.

That's why Google introduced the Offline Device Lock feature, which automatically activates when a device is unlocked but remains offline for too long.

This helps protect users even when the phone is no longer connected to the network, eliminating the "safe zone" that thieves used to exploit.

Lock your phone remotely without remembering your password.

The next improvement lies in the Remote Lock feature, part of the Find My Device security ecosystem.

This tool allows users to remotely lock their devices using only a verified phone number, even if they don't remember their Google account or login password.

This is especially useful in panic situations when you lose your phone and can't access your account in time.

This feature will also soon be supplemented with custom security questions, creating an additional layer of verification to prevent unauthorized access attempts.

Protection during factory reset

To prevent the common practice of wiping devices clean and then reselling them, Android continues to upgrade its Factory Reset Protection feature, a layer of protection that prevents thieves from performing a factory reset without valid permission from the owner.

On newer versions of Android, this mechanism works more tightly, significantly limiting the ability to "refresh" a stolen device and rendering it worthless for resale.

Use biometrics to protect sensitive settings.

With Android 15 on Pixel devices and the One UI 7 user interface on Samsung Galaxy devices, users can now experience the Identity Check feature, which protects sensitive settings.

This additional layer of security requires biometric verification (such as fingerprint or facial recognition) when performing sensitive actions, such as changing PINs or passwords, disabling anti-theft protections, or accessing password locks on devices.

This feature is only activated when the device is outside of trusted locations (such as home), to ensure the user is truly the owner of the device. Identity Check is expected to be expanded to more manufacturers in the upcoming Android 16 update.

Although Google will roll out these features in stages and it may take some time for all users to access them, the significant investment in Android security is a positive sign.

These are no longer isolated tools but have become a comprehensive, coordinated defense system, turning Android phones into effective "digital safes" against theft.