Final answer:
To correct a monitor with low contrast and brightness, use the OSD buttons to adjust these settings directly from the monitor's on-screen menu.
Step-by-step explanation:
If your monitor has low contrast and brightness, the best approach to correct this problem would likely be to use the OSD buttons on the front of the monitor. OSD stands for On-Screen Display, and these buttons allow you to access the menu for adjusting various monitor settings. From this menu, you can increase both the contrast and the brightness to achieve a better display.
Checking the connection can also be helpful if the monitor is not performing properly; a loose or damaged cable could affect the display quality. However, this is more associated with signal issues than with brightness or contrast settings. Changing the refresh rate would not solve a low contrast and brightness issue, as the refresh rate primarily affects how often the screen is refreshed, not how bright or dark the colors appear. Reinstalling the monitor, which would involve reinstalling its drivers, is unnecessary unless the monitor is not recognized by the computer or if the device is functioning improperly beyond issues with contrast and brightness.