Samsung released One UI 6.0 towards the end of October 2023, with other devices expected to receive the update after that.

As of now, One UI 6.0 is available only on high-end Samsung Galaxy phones like the Galaxy S23, S23+, and S23 Ultra or the Galaxy S24, S24+, and S24 Ultra.

Auto Blocker on Samsung Phone

If your Samsung Galaxy phone runs on One UI 6, you already have access to the Auto Blocker feature.

When turned on, the feature protects your Galaxy phone and data by preventing the installation of apps from unauthorized sources.

Apart from blocking app installation from unauthorized sources, it also prevents malicious activities from occurring at the first step.

How to Disable Auto Blocker on Samsung Galaxy Phone?

The Auto Blocker is on by default. However, you can turn it off manually from the Samsung Settings.

So, if you have a Samsung Galaxy phone but get the error message ‘Can’t install app from unknown source. Auto Blocker is on,’ you need to turn it off by following these steps.

• Launch the Settings app on your Samsung Phone.
• Scroll down and tap on Security and Privacy.
• On the Security and Privacy screen, tap Auto Blocker.
• On the next screen, turn off the Toggle switch.

This will turn off Auto Blocker on your Samsung Galaxy phone. You will be able to install your favorite apps from the third-party sources.

How to Enable Auto Blocker on Samsung Galaxy Phone Again?

After installing the unknown app, you should reopen the Auto Blocker on your Samsung phone. This will help you remain safe from security threats, suspicious activities, and privacy risks.

• To turn on Auto Blocker on a Samsung Galaxy phone, follow these steps.
• Launch the Settings app on your Samsung phone.
• On the Settings, scroll down and tap on Security and Privacy.
• On the Security and Privacy screen, tap on Auto Blocker.
• On the Auto Blocker screen, turn on the toggle switch.

What does Auto Blocker Do?

Auto Blocker prevents certain actions from happening on your phone. Here’s a list of things it does to keep your device safe from security threats, suspicious activities, and privacy risks.

• Block apps from unauthorized sources.
• It blocks commands by USB cable.
• The feature Blocks malware images in messaging apps.
• Block software updates by USB cable.

This guide explains Auto Blocker on Samsung Galaxy phones and how to use it. If you need more help with this topic, let us know in the comments. Also, if you find this guide helpful, don’t forget to share it with your friends.