Why can't I log in with wi-fi?

1, possible operational problems. You can restart your phone or computer. 2. There may not be enough memory to receive new information. Can you clean it with software? Take out the garbage and release the memory. 3. The downloaded software may be damaged. The original software can be uninstalled, then downloaded and reinstalled. Maybe the date or time is wrong. You can check the date and time to see if it is correct. If the date and time are incorrect, it will cause a network error. 5. It is also possible that there is something wrong with the software server, and it only takes a while to recover.