What is the reason why the mobile phone is always disconnected, and what is the reason why the mobil

This is caused by the slow built-in CPU speed of the mobile phone, and the unstable network, and it may also be that the mobile phone has quality problems.

According to your problem description, first determine what the signal is like in your place, if the signal is not good in your place, then it is normal for the network to be disconnected frequently. But if your place is full of signal, then you need to consider whether you have a problem with your phone.

If it is wifi, it is recommended that you click Settings - WLAN - Advanced Settings to select Never sleep, and click Settings - WLAN - to find this wifi, click the small arrow on the right, do not save the network, re-enter the password to try, you can also try to restart the router to try, if this problem still occurs, it is recommended that you try the wifi network in other environments to see if this problem still occurs.

If the mobile phone cannot access the Internet normally, you can troubleshoot according to the following conditions:

Situation 1] The contact between the SIM card and the metal contacts of the mobile phone is insufficient, and the SIM card can be reinserted.

Situation 2] If the SIM card is damaged or there is a problem with the mobile phone, you can change the phone to test whether it is the SIM card or the mobile phone is faulty.

Situation 3] The current location is a signal blind zone or suddenly no signal, you can change places to test and pay attention to whether the mobile phone signal of other users around you is normal.

Situation 4] If the mobile phone card is in arrears or is shut down, you can pay off the arrears and turn it on.

Situation 5] The service is suspended due to abnormal use of the number, such as the number being used for illegal or illegal activities.

Situation 6] Roaming in Taiwan, Hong Kong, Macao or abroad can only be used after enabling Taiwan, Hong Kong and Macao roaming and international roaming.

Situation 7] If the total traffic generated by the Internet reaches the ** traffic cap value in the current month, the system will automatically turn off the Internet access function, or limit the speed of the network, and the network will be automatically restored in the next month, which shall be subject to your ** traffic cap rules.

If the above situation does not solve your problem, you can click here.

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1. Check the wifi signal of your mobile phone.

Please check whether the wifi signal strength in the status bar of the mobile phone is weak, if it is weak, please move the location of the mobile phone or use other mobile phones to connect to this wifi for comparison.

2. Check the router settings.

Please check the router manual, enter the router settings, and check whether to set dual-band or multi-band in one, if so, it is recommended to turn it off and try again.

3. Check your phone settings.

In Settings --Wi-Fi --Advanced Settings --WiFi Hibernation, change the WLAN hibernation policy to "Never sleep".

Note: Android 10 and above models do not support setting the WiFi hibernation policy.

4. If the application consumes more power in the background, the system will intelligently control the background power consumption to save power, which will affect the application networking, you can enter Settings - Battery - Background Power Consumption Management - Find the corresponding software - Allow high power consumption in the background.

5. Reset the network settings.

Back up the data, go to Settings - System Management - Backup & Reset - Reset Network Settings - Select the corresponding SIM card - Reset the settings, and then use it to view.

Note: Resetting the network settings will clear the connection records such as Wi-Fi, mobile data network, Bluetooth, etc.; If you have dual SIM, you need to select the corresponding SIM card.

6. Reset all settings (do this and hail operations when you can't see the reset network settings menu).

This action does not delete the software or files, only resets all the settings; For data security, you can back up important data before operation.

Note: Go to Cloud Service -- Device Cloud Backup -- Backup Data Type -- System Data -- Return -- Back Up Now to back up some system settings and desktop layout; Cloud service--Data synchronization--Turn on WLAN, Bluetooth, etc. to synchronize data to cloud service.

7. Service center testing.

If the above methods fail to help recover, the customer service center needs to detect and process, the customer service center address: enter the vivo official website vivo**app--my--service outlets after-sales outlets--select the province and city to query the customer service center address;

Tips: It is recommended to bring the relevant purchase voucher (such as: purchase invoice, warranty card, ID card) when you go, and consult the staff of the consultation center in advance to ensure that the staff go again during normal working hours, avoid running empty, and pay attention to safety on the way to and from the service.

1. Unlock your phone, find "Settings", and find it"Wireless LAN"

2. After entering, select "Ignore this network". Then reconnect.

3. Turn on "Airplane Mode" under the Reputation Cavity Settings page

4. Click "General".

5. Select "Restore". Finally, restart your phone.