1.
Settings-General -WLAN- Turn off the WLAN function, turn it off, turn it on again, and then reconnect WIFI. ...
2.
Settings-General -WLAN- Select WIFI with abnormal connection-Right-click the WiFi signal icon-Click Cancel to save- ...
3.
If the connection to WIFI stays in the verification stage and cannot be connected normally, you need to check that the WIFI password input is yes. ...
Restart the router;
Log in to the router (the IP address of a general router is192.168.438+0.438+0.