An on-screen display (OSD) is the graphic image, text, or information shown on TVs, cameras, monitors, DVDs, and VCRs. It is used to show information about the image in order to modify screen display options and to make changes to the operation of the device itself. The on-screen display option is usually activated by a menu button on many electronic devices. This display option can be used to display complex menus with multiple choices such as contrast, volume, vertical or horizontal positioning, etc.
The on-screen display incorporates various features useful in controlling the display settings on the computer monitor or screens:
Users access the on-screen display to customize the look and contents of the screen based on their needs. When properly customized, the screen provides a wealth of information on the contents of the screen along with file sizes, lens or projector settings, and more.