The computer screen turned a 90 degree turn, how to recover, if you know, please tell me about your

1. Press Ctrl+Alt+ Or

Second, take my own computer as an example:

Right-click on an empty space on the desktop and select Properties--Settings--Advanced--Intel(R) Extreme Graphics---"Displays the system tray icon"Tick --- confirm beforehand.

Find the icon of a small screen next to the computer time display, click on it and three options will appear, select"Graphics options""Graphic properties", the Graphics Properties dialog box appears, and select"Rotate", select"Normal", click"Confirm"Can.

The above choices must be operated in the case of 90 degree rotation, which is a kind of torture for the neck, if you can't bear it, you can turn the display to 90 degrees, and the graphics card is different, and there may be some different options in the middle of the operation process, but the general method is like this, just give it a try.

3. General approach:

Right-click on the desktop Select "Properties" Select the "Settings" tab Select "Advanced" Select the tab named after your graphics card model Note that there is a special button on the tab (my computer has an arrow button in the middle left of the tab), click the button More control options will be displayed Select an option like "Show Orientation" Select the "90 degrees" rotation.

Control panel inside.

Display settings.

Some monitors have 90'c. Adjustment function of rotation.

In the case of a discrete graphics card, there are graphics card settings in the control panel.

There are picture adjustments inside.

Find out for yourself.

There is a slight difference between the N card and the A card.

The method to solve the screen reversal or flip and rotation is as follows:

1.Press Ctrl+Alt+Up Arrow or Win up the arrow key.

2.Right-click on the mouse desktop -- Properties -- Settings -- Advanced -- Graphics options (ati nvidia control panel) -- Display orientation -- Reverse 180 -- OK.

3.Right-click on the desktop - graphics selection (ati nvidia control panel) - graphics properties - rotation (90, 180, 270 degree rotation can be selected).

Right-click the small green arrow in the current taskbar at the bottom right foot and select Original Picture. (Flipped Picture is an inverted image) Or right-click on the ** plug-in logo in the lower right corner of the monitor, select Original Clip in the dialog box that appears, press Ctrl+Alt+L, 5It is to press the auto button under the LCD monitor to automatically adjust the inversion and rotation of the screen, or you can press the button through the menu menu, enter inside, find the screen rotation item, and adjust 90 degrees, 180 degrees, 270 degrees, and 360 degrees.

6.(for win7)1Right-click on the desktop and select Personalize.

2.Click "Display" in the bottom left corner of the interface that opens. －3.

On the interface that opens, tap "Change Display Settings". －4.In the lower left corner of the interface that opens, click "Direction" displayed in the "Change Display Settings" interface, select "Portrait", "Landscape" and other directions, select the angle direction you want to correct, click "Apply", and it's OK.

Here is the operation process of the solution with the win7 system demonstration:

1. Turn on the computer, right-click on the blank space of the desktop, and click the screen resolution in the right-click menu.

2. After opening the resolution window, find the direction and click it.

3. After that, click to select Use Landscape.

4. Finally, click the window application button to revert to landscape.

Here's how to set it up:

1.First of all, right-click in the blank space on the desktop of the win7 system computer and select the personalization option;

2.Then click "Show" below in the pop-up interface;

3.Then click on the "Change Display Settings" item on the left side of the window;

4.Then click on "Orientation", then select Landscape, which can be seen there by changing the appearance of the display, and finally click OK to save to take effect.