Huawei router iphone does not connect to the Internet, you need to check three problems. First, check whether your router is caused by hardware damage and the network is not smooth, so you cannot connect to the iphone. Second, check whether your iphone is set with fixed ip and dns, so it cannot match the ip address of the router. The third question suggests to check whether there is a hardware fault in the wifi of the iphone, and it is recommended to restart the iphone and try again