Why does vivo mobile phone always have to restart to have a network?

According to the description, it could be due to:

Reason for restarting QQ on the Internet: network conflict or poor network compatibility.

Reasons for restarting the function of the mobile phone normally: hardware damage (dropped or liquid ingress), software bugs, viruses, too many software installed, system abnormalities, etc.

The reason for running the third-party software to restart: the third-party software conflicts with the system, the running program occupies too much resources, and the system memory is insufficient.

It is recommended that you do so as follows:

NoteClose background programs in Program Management, which often goes to the desktop, to avoid restarting the phone.

Reset all settings".

Perform an antivirus scan on the T-card, or format the T-card (note the data backup.

Try to clear the abnormal data via "Settings -> More Settings -> Factory Reset ->Erase All Data". Note: This item will lose all the data stored on the user's mobile phone, including ** book, short message, third-party application software, and related information, and the data stored on the T card will not be lost.

Use with caution. If the problem cannot be solved through the above methods, please contact the after-sales service center, and the ** address of the after-sales service center can be queried in Settings - More Settings - After-sales Service.

1. Please restart the phone, the phone will re-read the SIM card to see if it is restored.

2. Go to mobile phone settings - mobile network - SIM card information and settings - mobile Unicom Telecom to enable the SIM card, and make sure the switch is on.

3. Refer to the card installation steps in the user manual to check whether the SIM card is loaded in the correct direction.

Check the card installation steps: Go to Settings - System Management - Customer Service - User Manual - Mobile Phone Overview and Quick Start Installation and Preparation.

4. Observe whether there are stains on the metal surface of the SIM card, clean the stains on the surface of the SIM card, and avoid poor contact that causes the SIM card to be unrecognized. If you use a cropped SIM card, the SIM card shape may not be standard, resulting in poor contact and the SIM card cannot be recognized, it is recommended to go to the operator's business office to replace it with a standard SIM card.

5. Please install the SIM card to other devices, or install other SIM cards to your mobile phone for comparison and testing to determine whether it is a SIM card failure.

6. If the above methods fail to solve your problem, please back up your mobile phone data in advance, and bring your mobile phone and purchase voucher to vivo customer service center for testing.

Customer service center address: Enter the vivo official website vivo**app--my--service outlets after-sales outlets--select provinces and cities to query the address of the customer service center.

How to deal with the automatic restart of vivo phone:

1. Check whether you have accidentally touched the power button and volume button.

If the power button and volume button are stuck in the case, or if they are squeezed in the pocket for more than 12 seconds, the phone may restart, so please be careful not to squeeze the buttons.

2. Check your phone settings.

3. Check whether the mobile phone is in an environment where the temperature is too high or too low.

If the temperature is too low or too high, the low temperature or high temperature protection function of the mobile phone will be triggered, resulting in automatic restart. Please try to keep your phone at an ambient temperature of 0 35.

4. Uninstall incompatible software.

If you installed the software through a non-app store, it may be incompatible and cause the phone to restart, it is recommended to back up the app data, uninstall the software, and try.

5. Check whether the storage space is sufficient.

It is recommended to use iManager to clean up the storage space of the mobile phone in time, and uninstall the software that is not commonly used to keep the remaining storage space at more than 20%.

6. Upgrade the system version.

Check whether the mobile phone system version is the latest version, the system update will improve the compatibility of the system with third-party applications and the stability of the system, and some new versions will also add some new liquid forest functions.

7. Reset all settings.

Note: Restoring all settings will not delete any files or software, only all settings of the phone will be restored, please make sure that it does not affect the use of the software before you operate. For the security of your data, it is recommended that you back up your phone data in advance before the operation.

8. Service center testing.

If the above methods cannot be solved, please bring your mobile phone and purchase voucher to the vivo customer service center for testing.

Customer service center address: Enter the vivo official website vivo**app--my-service outlets or vivo official website web version--bottom of the scroll--service support--service network query--select the province and city to inquire about the customer service center address. It is recommended to contact Tanzhou in advance before going to avoid empty running, reasonably plan the itinerary, and travel safely.

Because you didn't make it clear, the topic is that the mobile phone can't use the network, and the network you use is a wireless network or a data network or a wireless network network, a network, a network, a But if it's a data network, it's a mobile phone, maybe it's a problem, I suggest you call 10086 to ask, whether your mobile phone is, the network is normal, one by one, your mobile phone, the network, there is generally no problem, as long as you open the data connection can be used.

Since it is not easy to use the shutdown and restart, it is recommended to take out the card and put it back on, it may also be a problem with the network, try it, I hope it can help you!!

It is recommended that you turn off your phone, reinsert the ** card and then restart the phone to try.