When the computer screen is turned upside down, you can try the following methods to restore normal display: 1. Shortcut key adjustment
1 Ctrl+Alt+directional keys: Pressing the up or down keys of Ctrl, Alt, and directional keys simultaneously can quickly adjust the screen orientation. If the screen is upside down, you can try pressing 'Ctrl+Alt+Page Up' to restore it.
2 Win+directional keys: In the Windows operating system, you can also use a combination of Win key and directional keys to adjust the screen orientation. For example, Win+↑ represents rotating the screen upwards, Win+↓ represents rotating the screen downwards, and Win+← and Win+→ represent rotating the screen to the left and right, respectively. 2、 System settings adjustment
1. Right click to display settings: Right click on a blank space on the desktop and select "Display Settings". In the display settings window, find the "Direction" option and select "Horizontal (Rotation)" to restore normal display.
2. Control panel adjustment: Open the control panel, find the display options, and then click to enter the screen resolution settings. You can also find the orientation setting option here and select the desired screen orientation. 3、 Graphics card driver adjustment
1. Graphics card driver interface: If the computer has installed a graphics card driver, the screen orientation can be adjusted through the graphics card driver. Double click the graphics card driver icon on the desktop to open its settings interface, then find the display settings or screen settings option and click to proceed to the next step. Here, you can select the correct orientation option and then save or apply the settings.
2. Updating graphics card drivers: If the graphics card driver version is too old or the program is abnormal, it may also cause abnormal screen display. You can visit the official websites of computer manufacturers or graphics card manufacturers to download the latest graphics card drivers and follow the instructions for installation. After installation is complete, restart the computer to apply the changes. 4、 Check the connection of external devices
If the computer is connected to external devices such as projectors, monitors, etc., it may cause abnormal desktop display due to adaptation to external display devices. At this point, you can try disconnecting the external device and restarting the computer to fix the problem. 5、 Using third-party software
If none of the above methods can solve the problem, you can try using third-party software to adjust the screen orientation. There are some tools on the market for rotating screens, which can easily adjust the screen orientation and rotation angle. After downloading and installing the software, follow the prompts provided by the software. 6、 Hardware problem troubleshooting
If none of the above methods can solve the screen inversion problem, it may be caused by hardware issues. At this point, it is necessary to check whether the connection wires of the computer display screen are loose or damaged. If there is no problem with the connecting cable, it may be a problem with the display screen itself. In this case, it is recommended to contact professional maintenance personnel for handling.
When the computer screen is turned upside down, you can choose the appropriate method according to the specific situation to solve the problem. At the same time, in order to avoid similar problems from happening again, it is recommended to regularly maintain and update the driver program, and pay attention to the daily maintenance of the display screen.