The phone is Lenovo s A678T Bluetooth headset, the model is SGH E251C, and it says that it can t be

Hello. The Bluetooth version of the Lenovo A678T model is, and the pairing steps are: enter System Settings - Common Settings All Settings - Bluetooth - Click to turn on, turn on the Bluetooth function, search for Bluetooth devices, and click to pair (if the other party is actively pairing, please go to System Settings - Common Settings All Settings - Bluetooth - Click "Open" - Click "Lenovo A678T" to turn on detectability).

1. Please check whether the distance between the two sides is within 10 meters (the effective distance of Bluetooth);

2. Query the Bluetooth versions of both parties

a. If one party's Bluetooth version is low, then the lower version will fail to pair with the higher version of Bluetooth, and it is recommended to use the higher version of the Bluetooth device for active pairing;

b. If the Bluetooth version is consistent, but it cannot be paired, you can back up the body data to try to restore factory settings;

3. It is recommended that you can use some third-party Bluetooth auxiliary software to try, such as Bluetooth assistant;

If the above operations cannot be improved, it is recommended to pair other Bluetooth devices for comparison, if they cannot be paired normally with multiple Bluetooth devices, please send them to the repair site for testing and processing in time.

You can access:

Find the nearest site. The business hours of the maintenance site are usually from 9:00 to 18:00 from Monday to Sunday, except for holidays, and the stations will be slightly adjusted according to their own operations.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

Hello dear users:

I'm sorry to confuse you, if you need to encrypt the album, it is recommended that you use security software to encrypt your text messages, here it is recommended that you use Le Security, due to the difference in the version of Le Security, there may be differences in the menu path, take the version as an example, the path and operation steps are as follows: Le Security - Toolbox in the upper right corner - Featured Tools - Private space, enter the Le Security password, add photos in the private safe, please refer to it;

In addition, if you want to organize**, it is recommended that you can find the corresponding **storage location through the file manager, and organize it, or it is recommended that you can also connect your mobile phone to the computer and organize it on the computer through synchronization software such as Le Assistant, and the specific steps are recommended for reference.

The next mobile phone manager! You can lock any software, as for tidying up**, go directly to the next ES file explorer! Your files, your way.

You can set up the next 360 mobile phone guard.

If your phone does not turn on, it is recommended to re-insert the battery and restart it, or use the standard charger to try after charging, if it still does not work, it is recommended to go to the Lenovo mobile phone after-sales maintenance site for testing and processing.

1. Charge the phone for half an hour and turn it on;

2. If it still can't be turned on after charging, it is recommended to restore the factory settings;

3. There is still no way to restore the factory settings, but to send it for repair and after-sales.