1) Check the frequency
band of your router to ensure that it maintains and allows 2.4 GHz mode
2) Ensure that the mobile phone is on the Wi-Fi network and ensure that the Wi-Fi network is online and functional.
3) Check the network condition:
•Make sure your network has no firewall and no other limit.
•Ensure you do not have too many devices on the network.
•Make sure the router can distribute IP address to your device (DHCP is on), disable the static IP setting.
4) Reset your camera, ensure that the device is in setup/ready mode, then use EZVIZ mobile app for device Wi-Fi configuration.