Your screen connector or your screen is failing in the laptop.
Aspect ratio of a monitor is generally defined as the ratio of the 1) vertical to horizontal points 2) horizontal to vertical points 3) either 1) or 2) depending on the conventionfollowed
Its roundness and lack of corners. Actually, if you are discussing a CRT monitor, it may need to be adjusted. There is a control called horizontal hold, and it is often in the back, though it could be in the front inside a little door. If the screen is really corrupted and going sideways or more corner to corner, you would adjust the vertical hold control.
If your computer screen has vertical lines on it sometimes your monitor or graphics card may be dying.
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Check monitor settings, on of those is responsible for image orientation.
Eat your computer
low image quality
That varies depending on the monitor. You will have to read the specifications of the specific monitor that you want the answer for. There is no fixed maximum value.
Change the refresh rate to a frequency actually supported by your monitor.
Resolution
GPS and interferometric synthetic aperture radar monitor both vertical and horizontal movements along the fault.