Google has dropped a Pixel 4 update that fixes a long-standing and remarkable security flaw with the phone’s Face Unlock feature.

The April security update for the Pixel 4 and Pixel 4 XL handsets now enable owners to ensure their eyes must be open in order for the handset to unlock when using the biometric tech.

The Face Unlock menu now includes a setting reading “Require eyes to be open,” which is still optional for those who’re particularly trusting of their fellow humans.

Google first previewed the feature in the Android 11 DP2 released to developers last month, so it’s great to see the company quickly roll it into the main build of Android 10 for Pixel phones.
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