1. Check the cables connected to your device and router to ensure a proper connection.
2. Restart your device and router.
3. Check that your Wi-Fi enabled device is within range of your router.
4. Check for system updates to ensure you have the latest device and router firmware.
5. Clear your device's browser cache.
6. Disable firewall settings temporarily and check if the issue is resolved.
7. Reset your router to factory settings.
8. Check if your Internet Service Provider is running any maintenance work.