First, please check whether it is your own network problem. If the loading is slow due to network reasons, you need to reconnect wifi, or disconnect the data network before starting.
Card, and then you remove all these programs, and then keep only one program, and then turn off the network, and then turn it back on to see if it is a network card. If so, you can restart the network. Just a little better, if not, restart the phone to clean it up. In this case, it will be very smooth.