How about the cell phone signal of Telecom?

In busy cities, busy villages and densely populated places, telecommunication signals are still possible.

Extended content:

Solution to the signal difference of telecom mobile phone;

Check whether there is any problem with the SIM card, and try to change another SIM card or go to the business hall to change the card;

Check whether there are any items around that affect the signal, such as computers and third-party software;

Go to official website to download the latest firmware, brush the firmware again, and select Double Clear.