How to Fix Galaxy S25 Wi‑Fi Problems

Wi-Fi issues on the Galaxy S25 can include slow speeds, frequent disconnections, or a phone that connects without internet access. Most cases are caused by router glitches, corrupted network settings, or software bugs.

Method 1: Restart the phone and router

Refreshing both ends of the connection solves many Wi-Fi problems.

1. Restart your Galaxy S25.
2. Unplug your router for 30 seconds.
3. Plug the router back in.
4. Wait until the network is fully back online.
5. Reconnect the phone.

Method 2: Turn Wi‑Fi off and back on

This refreshes the wireless connection quickly.

1. Swipe down from the top of the screen.
2. Tap the Wi-Fi icon to turn it off.
3. Wait 10 seconds.
4. Turn Wi-Fi back on.
5. Reconnect to your network.

Method 3: Forget and reconnect to the network

Saved credentials or profile data may be corrupted.

1. Open Settings.
2. Tap Connections.
3. Tap Wi-Fi.
4. Tap the gear icon next to your network.
5. Tap Forget.
6. Reconnect and enter the password again.

Method 4: Toggle Airplane Mode

This refreshes the phone’s wireless radios.

1. Open Quick Settings.
2. Turn Airplane Mode on.
3. Wait 10 to 15 seconds.
4. Turn Airplane Mode off.
5. Test Wi-Fi again.

Method 5: Reset Wi‑Fi and Bluetooth settings

This can clear corrupted network settings.

1. Open Settings.
2. Tap General management.
3. Tap Reset.
4. Select Reset Wi-Fi and Bluetooth settings.
5. Confirm the reset.
6. Reconnect to your Wi-Fi network.

Method 6: Check for software updates

A firmware bug may be behind unstable Wi-Fi performance.

1. Open Settings.
2. Tap Software update.
3. Tap Download and install.
4. Install any available update.

Method 7: Test in Safe Mode

If Wi-Fi works in Safe Mode, a third-party app may be interfering.

1. Boot the phone into Safe Mode.
2. Connect to Wi-Fi.
3. Test the connection for stability.
4. Remove suspicious or newly installed apps.

Method 8: Reset all settings or factory reset

Use this if the problem affects every Wi-Fi network you try.

1. Start with Reset all settings from General management.
2. Test Wi-Fi again.
3. If the issue continues, back up your data.
4. Perform a factory reset.