authentication Error when connecting to Wi Fi on my phone

By | 10.12.2018



Authentication error when connecting to Wi Fi on the phone

Today to access the Internet from the tablet using a 3G network using the radio module. An increasing number of devices are equipped with Wi-Fi module. It allows you to connect at a higher speed that enables you to view videos and listen to music in real-time.

To connect to Wi-Fi using the phone running the Android system is quite simple.

Ошибка аутентификации при подключении к Wi Fi на телефоне

But it often happens that when you connect to Wi-Fi Android throws an error message. Most often, this message has the following form.

Ошибка аутентификации при подключении к Wi Fi на телефоне

If you encounter this message, there are several solutions to the problem.

The term «authentication Error»

To understand the causes for this error, you first need to understand what is authentication error wifi.

At its core, authentication is the authentication of the entered password, or a combination of the login or password.

To connect devices such as a smartphone or tablet is usually sufficient to enter the correct password and the problem will solve itself. Also there are situations when you see such an error for any other reason.

Video: setting up wi-fi on Android phone

Basic mistakes

The most common cause of an error when the phone is connected to Wi-Fiстановится incorrect password. It is very important to enter a password on a device running Androidс exact observance of the register and language. Since many people confuse the English «C» with the Russian letter «C». They have the same spelling, but code name them completely different. This is often the cause of errors when connecting.

Quite often an error occurs for another reason, which means that the password is correct. Tablet or smartphone simply can’t negotiate with the router because of a conflict in security settings (security type, encryption).

The solution to the problem with connecting the phone to Wi-Fi

What to do if android phone an error occurs authentication? The path of solving the problem with connecting the phone to the Internet via Wi-Fi depends on the reason that causes the authentication error.

First and foremost, it is important to check the settings of the router.

This can be done in the following way:

  1. go with any WEB-browser on the edit page;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

  2. specify the following settings (they allow to simplify the process of connecting the phone to the Internet via Wi-Fi):
  • version – WPA-PSK;
  • encryption – AES;
  • PSKPassword – no more than 8 characters, all digits;
  • security mode WPA/WPA2 – Personal.

    Ошибка аутентификации при подключении к Wi Fi на телефоне

You can also configure the Internet connection without a password on Androide. This can be done also in the settings of the router through the WEB interface, just the «Password» field is left blank.

After configuring the router made the slightest changes, the old connection on the device running the Android operating system

Ошибка аутентификации при подключении к Wi Fi на телефоне

you need to remove them to avoid conflicts. To do this, simply press your finger on the connection and in a few moments to hold him.

If the above methods do not help, you just need to reboot the router.

Rebooting the router

One way of solving the problem with the authentication – restart of the router. This can be done both in manual mode with the button «Power», and using the WEB-interface. To do this, just go to any Internet browser that is installed on a personal computer

Ошибка аутентификации при подключении к Wi Fi на телефоне

Enter the correct password

Often to connect to the Wi-Fiроутеру enough to enter the correct password. This is done as follows (on Android version 4.0 and above):

  • activate the Wi-Fi module. This can be done using the widget located at the top of the screen;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

  • turn it a touch of a finger;

Ошибка аутентификации при подключении к Wi Fi на телефоне

  • after enabling the Wi-Fi module, the phone will try to find all the available dots to connect;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

  • you need to click on the network you want to connect. A window will open where you will need to enter the password for authentication

    Ошибка аутентификации при подключении к Wi Fi на телефоне

Ate all the operations were performed correctly, the entered password is correct, the authentication problem should arise. And You can without any difficulty go online.

Security and encryption

Security in Wi-Fiобеспечивается specialized encryption systems developed by the IEEE.

There are several types of encryption algorithms:

  • AES/CCMP;
  • CKIP;
  • TKIP;
  • WEP;
  • WPA;
  • WPA2.

The last three varieties are most often used to encrypt the channels with the data transmitted on Wi-Fi technology.

Technology WEPбыла established relatively long ago, it is one of the most unreliable. To connect to a secure channel it is easy even for less experienced users who do not know the password.

The principle of operation of this encryption is similar to the following.

Ошибка аутентификации при подключении к Wi Fi на телефоне

In 2004 we created a new encryption scheme that is still being used – WPA/WPA2 (WPA2 — modified). As it is extremely reliable.

Modes b/g/n and channels the wireless network

There are several modes in which the work Wi-Fi network. Each one has a different transmission speed and coverage.

Letter symbols are the following:

n – the fastest mode (highest available speed – 600 MB/s);

g – medium-speed mode (the maximum speed is 54 Mbit/s);

b – the slowest mode (the available transmission rate is only 11 Mbps).

Often, for normalization of work simply toggle the Wi-Fi router. As some devices don’t support n mode, where it is possible to work Your router. For example – iPhone 3GSподдерживает work with Wi-Fi-router mode only b and g. Thus, the inability to connect to the router may be incompatible modes of operation.

Before connecting your phone to the router, check the device specification. Perhaps they are simply incompatible.

Can’t connect to wifi with the phone. Writes authentication error

If when you try to connect your phone to a Wi-Fi router You see the message «authentication error», then the reasons could be several.

  • the most common – on phone incorrect password. Perhaps the error lies in the registry. Or without you knowing the password was changed;
  • the router works in a mode that is not supported by the phone. In this case, output two: to switch the router in the alternative, at least the speed limit or just buy another phone;
  • was introduced any changes to the settings of Wi-Fi router, after which was implemented a restart via the WEB interface or by using the «Power»button.

Router settings to connect the phone

To connect your phone to Wi-Fi router, you must configure the router according to the instructions. It is important to pay special attention to the selection of the operation mode. Since not all smartphones today support the mode n (600 Mbps).

Ошибка аутентификации при подключении к Wi Fi на телефоне

This mode when you configure a router TP-Link can be detected through a WEB interface, in the field called «Mode».

Set the wifi connection on Android

Connecting a cellular phone running Androidобычно is not a big deal. But some models require turning off the 3G module in order to avoid interference.

The connection is made as follows:

  1. in the settings find the section called «manage SIM-cards», disable;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

  2. you can then start Wi-Fiмодуля;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

  3. the list in which you select the desired point and connect to it. The same window will appear enter your login and password;

    Ошибка аутентификации при подключении к Wi Fi на телефоне

What to do when authentication error wifi on Android? You first need to validate the password. If this does not work, you need to dig a little deeper. Most often the problem lies on the surface, to repair it quite simple.

Wired connections a thing of the past, so the subject of tuning devices to access the Internet via Wi-Fiстановится increasingly important. Every year the speed of data transmission is becoming more and errors occur less often.




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