What happened when the wireless router failed to access the authentication and could not connect to the network?

First, a common password error, just re-enter the correct password. The specific steps are to press and hold the network to be connected in the WiFi interface, click Modify in the pop-up options, or enter the correct password when reconnecting without saving the network.

The second is the channel problem, because there are too many routers nearby, and the transmission power is different, which interferes with each other and causes problems. Then you can change the channel. Specifically, enter the IP address of the router in the browser address bar, and the default address is 192. 168. 1. Press Enter to enter and find the wireless settings.

Third, the input method problem, some input methods will have various problems, leading to input errors. It is best to use the native input method or the popular input method that can stand the test of the public. Pay attention to case!

Fourth, the MAC address is filtered, which leads to the connection failure. At this time, you need to change the filtering rules or directly turn off the MAC address filtering function and delete your MAC address from the list! The specific steps are to enter the IP address in the address bar of the browser, which is generally 192. 168. 1 by default, press enter, find the wireless setting-wireless MAC address filtering, turn off the filtering, or allow the MAC address in the list to access the network, or delete the ID directly.