Hi, Dave. Thank you for taking the time to share your feedback about the LG Monitor (32MR50CS-B) model. We are sorry to hear about the dimness issue you've encountered with your unit's screen. We strive to provide good, high-quality products that meet our customers' expectations and satisfaction, but unfortunately, we have fallen short of your case. Please visit this link for basic troubleshooting: https://www.lg.com/us/support/help-library/lg-monitor-troubleshooting-a-dark-picture-CT30017683-20153185248037#. If you require further assistance, please reach out to us on social media @LGUSSupport so we can help you further. ^Juvy