1. Confirm whether the user's 5G switch is turned on: Enter the Settings -- Mobile network\/dual card and mobile network -- enable 5G and check whether the 5G switch is turned on.
2, the 5G switch is on, confirm whether the current environment has 5G coverage: Hello, 5G network is in the early stage of development, most regions in the country do not have 5G network coverage, it is recommended that you consult the operator to know whether there is 5G network coverage in your current region; Secondly, the operator's 5G network coverage support for some environments is not perfect, and there will be no 5G signal coverage in many indoor environments. It is recommended that you change the environment to a stable 5G network coverage area (such as outdoor) to check whether 5G signals are displayed.
3. If it is found in the carrier APP that 5G has covered the current area, the mobile phone does not actually display 5G signal: Hello, at present, the official APP of China Mobile, China Unicom and China Telecom can query the 5G network coverage. If you find that your area belongs to the 5G network coverage area, but there is no 5G signal display, it is recommended that you further confirm the coverage area of 5G signal in the current environment with the operator.
4. Check whether the SIM card has arrears \/SIM card restrictions: Hello, it is recommended that you consult the customer service of the operator to know whether the SIM card has opened 5G service, or whether the SIM card has arrears. If the SIM card is overdue, it is recommended that you pay the bill in time, restart the phone and check the signal display status after the SIM card is re-registered with the network.
5. The opening time and adjustment of 5G base stations: Hello, 5G network is currently in the construction stage, many 5G base stations will not be open all day, and the operator will optimize and adjust the 5G network during the opening period. It is recommended that you consult the customer service of the operator to understand whether there are abnormalities in the local 5G network, resulting in the failure to register to the 5G network.
It may be because your phone itself is a 4G phone, or your communication carrier has not upgraded you to 5G network
5g mobile terminals have 5G network mode selection, generally need to continuously click the system to activate the developer mode, which has 5g network mode selection.