{"id":11558,"date":"2026-02-12T14:07:35","date_gmt":"2026-02-12T14:07:35","guid":{"rendered":"https:\/\/howtogeek.blog\/it\/?p=11558"},"modified":"2026-02-12T14:07:35","modified_gmt":"2026-02-12T14:07:35","slug":"how-to-resolve-input-not-supported-error-on-your-monitor","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/it\/how-to-resolve-input-not-supported-error-on-your-monitor\/","title":{"rendered":"How To Resolve “Input Not Supported” Error on Your Monitor"},"content":{"rendered":"

Dealing with the \u201cInput not Supported\u201d message can be pretty frustrating, especially when it pops up suddenly when you\u2019re just trying to use your monitor normally. This usually happens because of resolution or refresh rate mismatches \u2014 sometimes your monitor just can\u2019t keep up with the config you\u2019ve set in Windows, or maybe the driver gradients got a little wonky. Not always easy to fix, but some tried and true methods might make your display behave again without having to reset everything from scratch.<\/p>\n

How to Fix Input not Supported on Monitor Error<\/h2>\n

Method 1: Check and Reconnect Display Cables<\/h3>\n

This one’s basic, but hey \u2014 sometimes the simplest thing works. Loose or damaged cables can cause signal issues, triggering that unsupported message. So, pull out the HDMI, DisplayPort, or VGA cable, inspect for damage, and reconnect everything snugly. Make sure the source (like your graphics card output) matches the monitor input. Also, switch out the cable if you suspect it\u2019s faulty (try a different HDMI or DisplayPort cable if you have one).On some setups, this tricked me into thinking the monitor\u2019s dead until I realized a loose connection was the culprit.<\/p>\n

Method 2: Boot Into Safe Mode to Reset Display Settings<\/h3>\n

When resolution or refresh rate gets weird, Windows might not even boot properly. Safe mode loads minimal drivers and defaults, so it’s a good way to fix display configs that are causing the input unsupported mess. In my experience, this step can get you back into Windows so you can tweak the resolution to something your monitor actually handles.<\/p>\n

    \n
  1. Go to the Start menu, click on the power icon, then hold Shift<\/kbd> while clicking \u201cRestart\u201d.<\/li>\n
  2. After reboot, pick Troubleshoot<\/strong> > Advanced options<\/strong> > Startup Settings<\/strong>.<\/li>\n
  3. Click Restart<\/strong> again. When it boots, press 5<\/strong> or F5<\/strong> to enable Safe Mode with Networking.(Sometimes, it takes a few tries for this to work\u2014if it doesn\u2019t, a hard reset or using Windows recovery media might be needed.)<\/li>\n<\/ol>\n

    This mode will lower screen resolution, making things work without the unsupported error. You can then log in normally and change the display settings back to something compatible.<\/p>\n

    Adjust Screen Resolution and Refresh Rate<\/h3>\n

    This step is kinda obvious, but it\u2019s the most common fix. The error usually means Windows is trying to send a resolution or refresh rate that your monitor doesn\u2019t support. So you\u2019d wanna set it to a standard, safe config.<\/p>\n

      \n
    1. Press Windows + I<\/strong> to open Settings. Then go to System > Display<\/strong>.<\/li>\n
    2. Scroll down to Display resolution<\/strong>. Select the recommended resolution, or just pick a lower one if unsure. Common safe options are 1920×1080 or 1280×720.<\/li>\n
    3. Click Keep changes<\/strong> when prompted.<\/li>\n<\/ol>\n

      For refresh rate, the process is slightly different\u2014because higher doesn\u2019t always mean better. If your monitor can’t handle 75 Hz or above, set it to a lower rate:<\/p>\n

        \n
      1. Right-click on the desktop and pick Display settings<\/strong>.<\/li>\n
      2. Click on Advanced display settings<\/strong>. Sometimes you might need to click on Display adapter properties<\/strong>.<\/li>\n
      3. Under the Monitor<\/strong> tab, select a lower refresh rate from the dropdown. For most standard monitors, 60 Hz is safe.<\/li>\n
      4. Hit Apply<\/strong> and see if the error clears up. Sometimes, on some machines, Windows gets stubborn and won\u2019t apply immediately, so a reboot helps.<\/li>\n<\/ol>\n

        Update or Roll Back Graphics Drivers<\/h3>\n

        If your drivers are out of sync or corrupted, Windows might send signals that your monitor can\u2019t handle. Sometimes an update fixes this, other times a rollback is needed. Check Device Manager for any warning icons next to your display adapters. Then right-click and choose Update Driver<\/strong> or Roll Back Driver<\/strong>. On some setups, a fresh driver install from the manufacturer\u2019s website (like NVIDIA, AMD, or Intel) does wonders. Remember, outdated or buggy drivers can cause all sorts of weird display signals, so updating is usually the first step.<\/p>\n

        Enable Windowed Mode in Games or Apps<\/h3>\n

        If you\u2019re seeing this issue while gaming, it could be that the game is trying to set a display mode your monitor hates. Most games let you switch to windowed mode, which sidesteps the resolution and refresh rate issues temporarily. Usually, pressing Alt + Enter<\/kbd> toggles windowed view, but better to do it in the game\u2019s display settings first. Once in windowed mode, you can adjust the resolution easily with your mouse to something compatible.<\/p>\n

        Overall, fixing \u201cInput not Supported\u201d involves rolling back or adjusting display configs until Windows and your monitor agree again. It\u2019s kind of a dance between graphics settings and hardware limits, but with patience, it gets sorted.<\/p>\n","protected":false},"excerpt":{"rendered":"

        Dealing with the \u201cInput not Supported\u201d message can be pretty frustrating, especially when it pops up suddenly when you\u2019re just trying to use your monitor normally. This usually happens because of resolution or refresh rate mismatches \u2014 sometimes your monitor just can\u2019t keep up with the config you\u2019ve set in Windows, or maybe the driver […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11558","post","type-post","status-publish","format-standard","hentry","category-how-to"],"acf":[],"_links":{"self":[{"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/posts\/11558","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/comments?post=11558"}],"version-history":[{"count":1,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/posts\/11558\/revisions"}],"predecessor-version":[{"id":11559,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/posts\/11558\/revisions\/11559"}],"wp:attachment":[{"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/media?parent=11558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/categories?post=11558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/howtogeek.blog\/it\/wp-json\/wp\/v2\/tags?post=11558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}