The Lenovo Notebook G40 screen is black except for the app

If you have problems with the system, you can reinstall the system directly, so you don't have to worry about it so much;

Dear users, hello!

If the system boot fails, you need to reinstall the system, and the model with pre-installed Windows 8 system is modified to Windows 7 system, which needs to be adjusted in the BIOS, and the OS optimized defaults are changed to other OS; Legacy Support is set to Boot Mode and Legacy First is selected for Boot Priority. After the change is completed, you can install the win7 system.

There is no charge for restoring the pre-installed system at the after-sales service station within one year of purchase, and relevant matters can be consulted with the service station engineer.

It means that you want to insert the boot disk, and it is personally recommended to install it with a PE system.

Tap on the taskbar and then select"Task Manager"It can also be used"Ctrl+Alt+del" key combination to open, then select File "New Task" and enter "Explorer" in the task dialog box, OK, and the icon will automatically appear on the computer after a while.

The black screen is not displayed on the boot and has nothing to do with the system,You loop a**,Take a look with the external monitor,The inner screen is black and external,How,If**At the same time, there is a problem with the motherboard。 The hardware problem needs to be repaired by a repair. Any troubleshooting hardware failure of the notebook can be solved.

Let's change the system first to see if it's normal.

Or use a USB drive PE to enter to see if it's normal or not.

Dear users, hello!

This is the knowledge base of Lenovo's frequently asked questions, and there are more complete answers and know the process of wisdom and analysis:

Yes, it's been in a gray screen state since it was turned on, I bought it for less than two weeks, and it's definitely not there for the New Year, so I want to know what the reason is.

Is it a gray screen when it is turned on.

Under normal circumstances, it is to press and hold the FN key + F2 in the lower left corner (F1--F12 keyboard in the lower right corner of the orange logo of the rectangle + an X icon), turn on and turn the screen off and on.