Samsung SmartThings Error Code 05-300 [Fix 2024]

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You can stay cool by connecting all your smart home devices to the Samsung SmartThings app. The app helps you quickly and easily monitor and control all your connected smart home devices. However, it is not as easy as you think as errors and problems can occur when connecting your device to the app – error code 05-300 is just one of them.

Fix Samsung SmartThings Error Code 05-300

Many users are facing this error when they are connecting their home devices to the SmartThings app.

Let’s find out what this error code is and how you can troubleshoot it if you’re seeing it!

What is Samsung SmartThings Error Code 05-300?

Error code 05-300 on Samsung SmartThings refers to a problem connecting/entering the access point (AP) provided by your device.

The error may appear due to a number of things, including – unstable/inappropriate internet, a temporary glitch with your device, corrupted app cache and data, compatibility issues between your device and the SmartThings app, etc.

How to Troubleshoot SmartThings Error Code 05-300?

Follow these steps to troubleshoot this error – 

Restart Your Appliance and Phone, Launch the app, and try Connecting Again


Sometimes, there is no need to follow technical actions to solve the problem, just a simple restart can solve it. Restarting everything and trying again helps resolve the error – if it is appearing due to a temporary glitch in the connection. Restarting provides a fresh start that can help establish connections. 

Power Cycle your Router and Appliance

If restarting and trying again doesn’t help, try power cycling your Internet devices and devices. Disconnect both devices from the power source and leave them on for at least 5 minutes. Reconnect them to the power source and turn them on. Try reconnecting the home appliance to the app.

Switch between the Internet

Switching between available internet can help the app connect to your home device. For example, if you are using WiFi in your home, switch to mobile data and vice versa.

Use a Compatible Phone

However, the SmartThings app is compatible with almost all Android and iOS phones, but not all. The app is optimized for Samsung smartphones, and hence, some features may be limited when you use it with smartphones from other vendors.

Therefore, it is suggested to use a Samsung smartphone to run all the features of the SmartThings app smoothly.

Contact Support

If the error code is still appearing and you are unable to connect your home device to the SmartThings app, you should contact support for help.

You can contact support at  

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