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What should I do if my mobile phone cannot make calls?

2025-10-19 00:16:32 science and technology

What should I do if my mobile phone cannot make calls? Summary of popular solutions across the network in the past 10 days

Recently, mobile phone communication failures have become a hot topic on social platforms. According to user feedback statistics, about 15% of smartphone users have experienced call interruption problems in the past week. This article summarizes the latest solutions across the entire network to help you quickly restore call functions through structured data analysis.

1. Ranking of common fault causes (data in the past 10 days)

What should I do if my mobile phone cannot make calls?

Fault typeProportionTypical performance
SIM card abnormality38%Show "No service"
System settings error25%Call hangs up automatically
Carrier service interruption18%regional collective failure
Hardware damage12%No signal at all
software conflict7%Appears after update

2. Step-by-step solution

1.Basic troubleshooting three-step method
• Restart the device (solve 45% of temporary faults)
• Check airplane mode status
• Confirm call balance

2.SIM card processing solution
• Eraser to clean metal contacts
• Test by replacing the card slot (dual-SIM model)
• The operator replaces the card (aging cards need to be replaced)

3.System level fix
• Reset network settings (path: Settings-System-Reset)
• Update operator profile (iOS users need to connect to iTunes)
• Safe mode testing (troubleshooting third-party application conflicts)

3. Real-time query of operator service status

OperatorCustomer service phone numberWeChat self-service
China Mobile10086Public account "China Mobile 10086"
China Unicom10010Mini program "China Unicom Micro Hall"
China Telecom10000APP "Telecom Business Hall"

4. Hardware Testing Guide

If the above method does not work, it may be a hardware failure:
• The baseband is damaged: No IMEI is displayed when inputting *#06# on the dial-up interface.
• Antenna failure: Signal strength <-110dBm persists
• Motherboard problems: accompanied by symptoms such as fever and abnormal power consumption

5. Effective folk remedies tested by netizens (hot discussions in the past 7 days)

• Xiaomi users: Clear "Phone Service" app data
• Huawei users: Turn off VoLTE HD calling function
• iPhone users: Restore network settings and then reactivate

6. Maintenance cost reference

Maintenance itemsOfficial after-sales priceThird party repair price
SIM card slot replacement80-150 yuan50-100 yuan
Antenna repair200-400 yuan150-300 yuan
Motherboard repair800-2000 yuan500-1500 yuan

Kind tips:Recently, a new type of fraud has appeared, pretending to be an operator to induce people to click on the "signal repair" link. Please get help through official channels. If the problem is still not resolved, it is recommended to bring your purchase receipt to the brand’s after-sales outlet for testing.

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