How to close the data link of the old machine, unable to access the Internet?

The method of closing the aging computer data network;

First turn on the phone, find the "Settings" icon on the phone desktop, and then click Enter.

2. After entering the setting interface of mobile phone, find the column of "Dual Card Problem and Mobile Network" in the drop-down menu, and then click Enter.

Third, after entering the dual-card and mobile network, find the "mobile data" item under the general settings, turn off its power switch and turn off the data flow of the mobile phone.

Extended data:

Common faults of the aged machine.

1, does not boot.

Phenomenon: The key does not respond.

Reason:

1, the battery is dead.

2. The battery contact pin on the mobile phone is in poor contact with the metal contact piece on the battery. Due to the weather or long-term use, a thin film is formed on the surface of the two, which affects the conductivity.

3. The cell phone battery is broken.

4. The mobile phone is wet or dropped, resulting in the internal circuit failure of the mobile phone.

5. The power amplifier has been burnt (such as Ericsson T28SC).

Handling: Suggest the customer to replace the fully charged electric plate or wipe the battery contact pin on the mobile phone and the metal contact piece on the battery with an eraser at home (do not scrape with metal objects). If not, it should be sent to a repair shop for repair or replacement.

Second, the phone doesn't ring.

Phenomenon: There is no ringing when the phone comes in.

Reason:

1, set the bell to off in the function settings.

2. The ringing line is broken or ringing is broken, and the ringing circuit is faulty.

Handling: Remind the customer to open the ringtone setting in the menu. If the customer has turned on the bell, but there is still no bell, send it to the repair shop for repair.