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Why does the monitor display the message, "Input Not Supported"? - Acer Community
<main> <article class="userContent"> <h3 data-id="why-does-the-monitor-display-the-message-input-not-supported">Why does the monitor display the message, "Input Not Supported"?<br></h3> <p>The message “Input Not Supported” indicates that the monitor is receiving information from the computer, but not at a supported resolution or refresh rate. </p> <p>To ensure that the computer is sending the correct information to the monitor, start the computer in Safe Mode. Once in Safe Mode, ensure that the display resolution is set at the default native resolution for the monitor and the proper refresh rate.</p> <meta content="input not supported"></meta> </article> </main>