How does Lenovo A916 enter engineering mode

A916 supports entering the engineering mode for double clearing operation, this operation will clear all data (contacts, call information, etc.) in the storage of the device body, you can choose to do this operation by yourself, A916 model double clear operation, please refer to:

A916 Enter Engineering Mode Method:

1. After the phone is completely turned off, press and hold the [Power Button] + [Volume Plus] + [Volume Down] at the same time.

2. Release the button until the exclamation mark and the little robot appear.

3. Press the power button again to enter the recovery mode interface.

In this interface, the volume down button can be used to move the options, and the volume plus button is the confirmation button, and the options can be moved to wipe data factory reset and wipe cache partition to confirm. After the operation is complete, you can restart and move the cursor to reboot to complete the clearing operation.

Press and hold the volume plus or minus keys at the same time when you turn on the machine, and then let go of the logo to enter the engineering machine mode. But if you want to flash the phone or something, press and hold the volume plus or minus button and the home button at the same time when you turn on the phone to enter recovery mode. Try a few more times and get in.

Since there is a certain risk in flashing the phone by yourself, and the failure to flash the phone will affect the warranty of your phone, we recommend that you can take the time to go to your local Lenovo after-sales service center and let the engineer help restore the system to use. You can log in to the official website to check the address.

Dear Lenovo users, hello!

When the phone is turned off, press the power button + volume button at the same time to enter recovery.

Dear Lenovo users, hello!

If your Lenovo phone A789 has been in engineering mode when it is turned on, it is likely that you accidentally pressed the power and volume buttons together, it is recommended to restart the phone and do not click the volume side button to try.

If it doesn't work, you can reinstall the system by swiping the method, usually recovery is a line brush to enter, if you have swiped a third-party recovery before, try to flash the machine by retrieving the official flash and tutorial.

However, there is a risk in flashing the phone by yourself, and the failure to flash the phone may lead to the failure of the mobile phone and the loss of warranty service, it is recommended that you do not try it easily, you can take the time to bring the warranty card or invoice to contact the local maintenance site to operate.

Official website authorized maintenance site inquiry:

IDEA Forum.

Think Forum.

Lenovo Community.

Is it that your phone's keys are stuck?

If you enter the engineering mode and want to clear data, this operation will erase all data (contacts, call information, etc.) in the storage of your device

a.After the phone is completely turned off, press and hold the power button and the photo button at the same time until you enter the recovery interface and release the button;

b.In this interface, the volume button can be used to move the options, and the four-leaf clover button at the bottom of the screen is the confirmation button, which moves the options to Clear eMMC separately for confirmation.

After the operation is complete, you can restart and clear the data operation. If you are unable to do it yourself, it is recommended that you take the time to go to the workshop and have an engineer assist you in handling the problem.

Officially authorized repair site inquiry: