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Samsung’s Auto Blocker is getting a major security upgrade in One UI 9

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Why This Matters

Samsung’s Auto Blocker in One UI 9 introduces a Security Report feature that enhances user awareness of blocked app installations and significantly upgrades security by fully blocking USB connections in Maximum restrictions mode. These improvements aim to strengthen device security against threats and suspicious activities, providing users with better control and visibility over potential risks.

Key Takeaways

Ryan Haines / Android Authority

TL;DR Samsung’s One UI 9 beta introduces a Security Report to Auto Blocker, allowing users to view a seven-day or monthly history of blocked app installations from unknown sources.

The Maximum restrictions mode in Auto Blocker on One UI 9 now completely blocks USB connections, a significant step up from the command-only blocking found in One UI 8.5’s standard Auto Blocker mode.

These features are currently live in the One UI 9 beta 1 for the Galaxy S26 series.

Auto Blocker on One UI helps keep you safe from security threats, suspicious activity, and privacy risk by blocking some common attack vectors. Samsung has been improving the user experience for Auto Blocker, with One UI 8.5 adding the ability for Auto Blocker to re-enable itself after 30 minutes of being turned off. With One UI 9, Auto Blocker is getting new features, including a security report and complete USB connection blocking in Maximum restrictions mode.

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In the recently released One UI 9 beta 1 for the Galaxy S26 series, Samsung has added a new Security Report section to Auto Blocker. This report presents the history of Auto Blocker “blocking apps with unknown sources,” presumably from installing apps on your device.

One UI 9 One UI 9

The report shows app instances over the last seven days, while the Month tab presents the data graphically.

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