The vivo phone can’t make or receive calls, but it can send text messages. What’s going on?

If all calls cannot be answered, you can refer to the following methods to troubleshoot:

1. Check the mobile phone signal

If the mobile phone uses metal or magnetic protection Cases or brackets. Such protective cases and brackets have an impact on mobile phone signals. It is recommended to try after removing them. If you are in an underground parking lot, elevator room, etc., the mobile phone signal coverage is easily affected by these environments, the signal will be relatively weak, and the data network will also be affected. It is recommended that you go to an open area, such as an outdoor environment for testing.

2. Turn flight mode on and off

You can try turning flight mode on and off and re-registering to the network before trying.

3. Check whether the Do Not Disturb mode is turned on

If the phone is in Do Not Disturb mode and does not ring for incoming calls, go to Settings--Sound and Vibration--Do Not Disturb Mode. Please turn off the function. Check later.

Note: After turning on Do Not Disturb mode, incoming calls will not ring and the screen will not light up when the phone is in the off-screen status bar; only incoming calls will be displayed at the top of the screen when the screen is on. icon.

4. Confirm whether the harassment interception function is set up on the mobile phone

Enter iButler - Utilities - Harassment Interception - Phone Interception to check whether a blacklist is set up/blocking calls from unknown numbers /Intercept calls from location/Intercept calls from empty numbers/Intercept calls from overseas/Intercept by starting number/Intercept by home location.

5. Check whether third-party mobile butler software is installed

If third-party mobile butler applications are installed, such as 360 Mobile Guard, Tencent Mobile Butler and other software, and set up For the incoming call interception function, it is recommended to uninstall such applications and use them to view.

6. Confirm whether the mobile phone card has activated the call restriction service

Some operators' phone cards have call restriction services. If the mobile phone card has activated the restricted incoming/outgoing call service, it will be restricted. Incoming/outgoing calls to some or all calls, please contact your operator’s customer service for details.

Note: Go to Settings--Applications and Permissions--System Application Settings--Phone--Call Restrictions to check whether call restrictions are enabled/Enter Settings--Applications and Permissions--System Application Settings--Phone --Operator-related call settings---(China Mobile/China Unicom/Telecom)----Call restrictions, check whether call restrictions are enabled.

7. Confirm whether the call transfer function is turned on on the mobile phone card

If the call forwarding function is turned on on the mobile phone card, incoming calls will be transferred to other phone numbers, so the call cannot be received.

Note: Go to Settings--Applications and Permissions--System Application Settings--Phone--Call Transfer to check whether the function is enabled/Enter Settings--Applications and Permissions--System Application Settings--Phone- -Operator related call settings---(China Mobile/China Unicom/Telecom)----Call transfer, check whether call transfer is turned on.

8. Confirm the status of the mobile phone card

Make sure the balance of the mobile phone card is sufficient. If the phone is in arrears, please restart the phone after the recharge is successful.

9. It is recommended to activate the VoLTE high-definition call service (contact the operator to activate it)

If the 2/3G call network environment at your location is not good, it is recommended to contact the operator to activate the VoLTE high-definition call service Try it after business. After activating the VoLTE function, the HD icon will be displayed in the signal bar.

10. Comparative test

Insert the mobile phone card into other mobile phones for comparison test. If this phenomenon occurs, it may be caused by poor network quality in the location. You can move to other places. Try later.

11. Upgrade the system

Please enter Settings--System Upgrade (some models need to enter Settings--My Device--iQOO UI version/Funtouch OS version), change the phone Upgrade to the latest version to view.

12. Reset network settings

Resetting network settings will delete the connection records of WLAN, mobile data network, Bluetooth and other networks. You can enter Settings - System Management - Backup Go to Reset - Reset Network Settings - Reset Settings - Follow the prompts (you need to select the corresponding SIM card when using dual SIM cards).

Note:

1. Enter cloud service--data synchronization--turn on WLAN, Bluetooth, etc. to synchronize data to cloud service.

2. Enter "Cloud Service"--Device Cloud Backup--Backup Data Type--Open "System Data"--Return to the previous page--Back up immediately to back up some system setting data.

13. Service center inspection

If the above method fails to solve the problem, please back up your mobile phone data in advance, bring your mobile phone and purchase voucher to the vivo customer service center for inspection. Enter the vivo official website/vivo mall APP--My--Network inquiry or click the web link and select the current city to obtain the address and contact information of the service center.

Warm reminder: In order to save time, it is recommended to contact the customer service center staff by phone before going to work hours to avoid empty runs, plan your itinerary reasonably, and travel safely.

For more usage doubts, you can go to the vivo official website--My--Online Customer Service--Enter manual and consult online customer service for feedback.