The solution to wired wifi denial is as follows:
1 Step 1 Open Settings, click Network and Internet, WLAN
2 Turn off the WLAN button in the second step and enable the WLAN again
3 Step 3 Open the Settings, click Network and Internet, WLAN 4 Step 4 Select the connected network to enter, cancel save 5 Step 5 and re-enter the network, enter the password, the connection is OK