{"id":73983,"date":"2025-10-19T07:17:05","date_gmt":"2025-10-19T00:17:05","guid":{"rendered":"https:\/\/itsystems.vn\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/"},"modified":"2026-07-29T11:41:50","modified_gmt":"2026-07-29T04:41:50","slug":"screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/","title":{"rendered":"Screen refresh rate and how to fix the issue of not being able to change it"},"content":{"rendered":"<h1>Fixing the issue of being unable to change the screen refresh rate: Detailed guide<\/h1>\n<p>The screen refresh rate is an important factor that determines the quality of the images you see on the screen. Changing the refresh rate not only helps to minimize screen tearing and lag but also enhances the experience while gaming or watching videos. However, many users encounter difficulties in changing this refresh rate. In this article, we will explore the reasons why you cannot change your screen refresh rate, as well as effective solutions.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">The content of the article<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#What_is_the_screen_refresh_rate_and_why_is_it_important\" >What is the screen refresh rate and why is it important?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Why_cant_you_change_the_screen_refresh_rate_Common_causes\" >Why can\u2019t you change the screen refresh rate? Common causes<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Graphics_card_driver_errors_that_hinder_refresh_rate_changes\" >Graphics card driver errors that hinder refresh rate changes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Incompatible_or_faulty_connection_cables\" >Incompatible or faulty connection cables<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#The_monitor_does_not_support_the_desired_refresh_rate\" >The monitor does not support the desired refresh rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Operating_system_settings_blocking_refresh_rate_changes\" >Operating system settings blocking refresh rate changes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Software_conflicts_causing_refresh_rate_adjustment_failures\" >Software conflicts causing refresh rate adjustment failures<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#7_Simple_ways_to_fix_the_issue_of_being_unable_to_change_the_screen_refresh_rate\" >7 Simple ways to fix the issue of being unable to change the screen refresh rate<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Update_or_reinstall_the_graphics_card_driver_to_fix_refresh_rate_issues\" >Update or reinstall the graphics card driver to fix refresh rate issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Check_and_replace_connection_cables_HDMI_DisplayPort\" >Check and replace connection cables (HDMI, DisplayPort)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Verify_the_maximum_refresh_rate_supported_by_the_monitor\" >Verify the maximum refresh rate supported by the monitor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Adjust_display_settings_in_the_operating_system_Windows_macOS\" >Adjust display settings in the operating system (Windows, macOS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Disable_conflicting_software\" >Disable conflicting software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Use_the_graphics_card_manufacturers_software_NVIDIA_Control_Panel_AMD_Radeon_Software\" >Use the graphics card manufacturer&#8217;s software (NVIDIA Control Panel, AMD Radeon Software)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Set_a_custom_refresh_rate_Custom_Resolution\" >Set a custom refresh rate (Custom Resolution)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Tips_for_optimizing_the_screen_refresh_rate_for_the_best_experience\" >Tips for optimizing the screen refresh rate for the best experience<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#When_should_you_upgrade_your_monitor_for_a_higher_refresh_rate\" >When should you upgrade your monitor for a higher refresh rate?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#The_impact_of_refresh_rate_on_gaming_performance\" >The impact of refresh rate on gaming performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Conclusion_and_final_advice_when_facing_issues_with_the_screen_refresh_rate\" >Conclusion and final advice when facing issues with the screen refresh rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Related_services_from_IT_Systems\" >Related services from IT Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#When_should_a_business_ask_IT_Systems_for_support\" >When should a business ask IT Systems for support?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\" >Can IT Systems help review the current environment before proposing a solution?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Does_this_topic_connect_to_ongoing_IT_operations\" >Does this topic connect to ongoing IT operations?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/itsystems.vn\/en\/screen-refresh-rate-and-how-to-fix-the-issue-of-not-being-able-to-change-it\/#Need_help_applying_this_to_your_business\" >Need help applying this to your business?<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_screen_refresh_rate_and_why_is_it_important\"><\/span>What is the screen refresh rate and why is it important?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The screen refresh rate, measured in Hertz (Hz), is the number of times the screen refreshes the image in one second. For example, a 60Hz screen refreshes the image 60 times per second. A higher refresh rate provides a smoother visual experience, especially in activities like gaming or watching fast-moving videos. Choosing the right refresh rate is crucial for having the best computer usage experience.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_cant_you_change_the_screen_refresh_rate_Common_causes\"><\/span>Why can\u2019t you change the screen refresh rate? Common causes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Graphics_card_driver_errors_that_hinder_refresh_rate_changes\"><\/span>Graphics card driver errors that hinder refresh rate changes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The graphics card driver is software that helps the operating system communicate with the graphics card hardware. If this driver is outdated or faulty, you may have difficulties trying to change the refresh rate settings. To resolve this issue, download and reinstall the latest driver version from the official website of your graphics card manufacturer.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Incompatible_or_faulty_connection_cables\"><\/span>Incompatible or faulty connection cables<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The connection cable between the screen and the computer (HDMI, DisplayPort) could also be the source of the problem when changing the refresh rate. An incompatible or damaged cable may prevent the monitor from receiving a signal at the desired refresh rate. Check the cables and replace them if necessary.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_monitor_does_not_support_the_desired_refresh_rate\"><\/span>The monitor does not support the desired refresh rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Every monitor has a maximum supported refresh rate. If you attempt to set a refresh rate that exceeds what the monitor supports, the setting will fail. Check the monitor specifications to find out this limit.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Operating_system_settings_blocking_refresh_rate_changes\"><\/span>Operating system settings blocking refresh rate changes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>There may be settings in the operating system, such as Windows or macOS, that are preventing you from changing the refresh rate. This could relate to permission settings or security features. Ensure you are accessing with administrator rights and check the display settings.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Software_conflicts_causing_refresh_rate_adjustment_failures\"><\/span>Software conflicts causing refresh rate adjustment failures<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Third-party software can conflict with the refresh rate settings of the operating system. For instance, gaming software or system optimization programs might affect your ability to change display settings. Try disabling or uninstalling these applications to see if the issue is resolved.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"7_Simple_ways_to_fix_the_issue_of_being_unable_to_change_the_screen_refresh_rate\"><\/span>7 Simple ways to fix the issue of being unable to change the screen refresh rate<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Update_or_reinstall_the_graphics_card_driver_to_fix_refresh_rate_issues\"><\/span>Update or reinstall the graphics card driver to fix refresh rate issues<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>As mentioned, updating the graphics card driver is the first step you should take. Visit the official website of your graphics card manufacturer and download the latest driver version. After installation, restart your computer and try changing the refresh rate again.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Check_and_replace_connection_cables_HDMI_DisplayPort\"><\/span>Check and replace connection cables (HDMI, DisplayPort)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Try replacing the connection cable if you suspect it might be causing the problem. Ensure the cable supports the higher refresh rate you want to set and is securely connected to both the computer and the monitor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Verify_the_maximum_refresh_rate_supported_by_the_monitor\"><\/span>Verify the maximum refresh rate supported by the monitor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Check the specifications of your monitor to know the maximum refresh rate it supports. Ensure you are not trying to set a rate higher than the maximum of your monitor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Adjust_display_settings_in_the_operating_system_Windows_macOS\"><\/span>Adjust display settings in the operating system (Windows, macOS)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Make sure you are in the display settings of your operating system and follow the correct steps to change the refresh rate. In Windows, you can access it by going to Settings &gt; System &gt; Display &gt; Advanced Display Settings.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Disable_conflicting_software\"><\/span>Disable conflicting software<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Try disabling or uninstalling unnecessary software before changing the refresh rate, especially system optimization or user interface software.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Use_the_graphics_card_manufacturers_software_NVIDIA_Control_Panel_AMD_Radeon_Software\"><\/span>Use the graphics card manufacturer&#8217;s software (NVIDIA Control Panel, AMD Radeon Software)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This software often provides additional options for configuring the refresh rate. Access this software to see if there are options that allow you to change the refresh rate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Set_a_custom_refresh_rate_Custom_Resolution\"><\/span>Set a custom refresh rate (Custom Resolution)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you still cannot change the refresh rate, try creating a custom resolution in the graphics card software. Follow the instructions in the software to add the desired refresh rate value and apply it.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tips_for_optimizing_the_screen_refresh_rate_for_the_best_experience\"><\/span>Tips for optimizing the screen refresh rate for the best experience<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To optimize the refresh rate and have the best computer usage experience, consider using a monitor with a refresh rate of 75Hz or higher for activities such as gaming. Additionally, ensure you have a powerful enough graphics card to support the high refresh rate you desire. Experiment and adjust display settings until you find the best configuration.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"When_should_you_upgrade_your_monitor_for_a_higher_refresh_rate\"><\/span>When should you upgrade your monitor for a higher refresh rate?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you find that your monitor cannot meet the high refresh rate demands of the latest games or resource-intensive applications, it may be time to consider an upgrade. Monitors with a refresh rate of 144Hz or higher are often recommended for professional gamers or users who need excellent image quality.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_impact_of_refresh_rate_on_gaming_performance\"><\/span>The impact of refresh rate on gaming performance<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The refresh rate significantly affects the gaming experience. A higher refresh rate helps minimize screen tearing and lag, providing a smoother experience. Essentially, a high refresh rate combined with high frames per second (FPS) from the game is the ideal combination for gaming enthusiasts.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion_and_final_advice_when_facing_issues_with_the_screen_refresh_rate\"><\/span>Conclusion and final advice when facing issues with the screen refresh rate<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>We hope this article has helped you understand more about screen refresh rates and how to resolve related issues. If you encounter difficulties changing the refresh rate, follow the steps outlined in the article and check each related factor. Don&#8217;t hesitate to upgrade your equipment if necessary for the best experience.<\/p>\n<p><span data-sheets-root=\"1\">Explore related services at IT Systems, providing professional and multi-channel technical support:<\/span><\/p>\n<p><span data-sheets-root=\"1\"><\/p>\n<p><a class=\"in-cell-link\" href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\" target=\"_blank\" rel=\"noopener\">D\u1ecbch v\u1ee5 IT Support<br \/>\n<\/a><\/span><\/p>\n<p><span style=\"color: blue;\">If you need assistance, please contact us right away<\/span><br \/>\n<b>IT SYSTEMS VIETNAM CO., LTD<\/b><br \/>\n<i>IT Solutions \u2013 Your Business IT Department<\/i><br \/>\nHOTLINE: <b>0283 9950 359<\/b><br \/>\nEmail: <a href=\"mailto:contact@itsystems.com.vn\">contact@itsystems.com.vn <\/a><br \/>\nWebsite: <a href=\"https:\/\/itsystems.vn\/en\/\">https:\/\/itsystems.vn\/<\/a><br \/>\nFacebook: <a href=\"https:\/\/www.facebook.com\/ITSystems.VIETNAM\" target=\"_blank\" rel=\"noopener\">https:\/\/www.facebook.com\/ITSystems.VIETNAM<\/a><br \/>\nYoutube: <a href=\"https:\/\/www.youtube.com\/@ITSYSTEMS\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/@ITSYSTEMS<\/a><\/p>\n<p><b>HCM: <\/b>2nd Floor, 184\/1A Le Van Sy Street, Ward 10, Phu Nhuan District, Ho Chi Minh City, Vietnam<br \/>\n<b>HCM: <\/b>321\/10 Phan Dinh Phung Street, Ward 15, Phu Nhuan District, Ho Chi Minh City, Vietnam.<br \/>\n<b>Hanoi: <\/b>House No. 22, Garden Villa Area, Vinh Hoang Urban Area, 431 Tam Trinh Street, Hoang Mai District, Hanoi, Vietnam.<br \/>\n<b>B\u00ecnh D\u01b0\u01a1ng: <\/b>Binh Duong Boulevard, Phu Hoa Ward, Thu Dau Mot City, Binh Duong Province, Vietnam<br \/>\n<!-- its-deep-aio-en-related-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-related\" aria-label=\"Related IT Systems services\">\n<h2><span class=\"ez-toc-section\" id=\"Related_services_from_IT_Systems\"><\/span>Related services from IT Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your team is dealing with this issue in a live business environment, these services can help you move from diagnosis to a stable operating process.<\/p>\n<ul>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/microsoft-windows-licensing\/\">Windows licensing for business<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/windows-license-pricing\/\">Windows license pricing<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT support services<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- its-deep-aio-en-faq-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-faq\" aria-label=\"Frequently asked questions\">\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"When_should_a_business_ask_IT_Systems_for_support\"><\/span>When should a business ask IT Systems for support?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ask for support when the issue affects users, business data, security, licensing compliance, service availability or daily operations. A short technical review often prevents repeated incidents and hidden costs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\"><\/span>Can IT Systems help review the current environment before proposing a solution?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes. IT Systems can review the current setup, identify risks, map the issue to the right service scope and recommend a practical next step for your business.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Does_this_topic_connect_to_ongoing_IT_operations\"><\/span>Does this topic connect to ongoing IT operations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In most cases, yes. Problems around software, cloud, endpoint, network, backup or security should be connected to a broader IT operations plan instead of being handled as isolated incidents.<\/p>\n<\/section>\n<p><!-- its-deep-aio-en-cta-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-cta\" aria-label=\"Contact IT Systems\">\n<h2><span class=\"ez-toc-section\" id=\"Need_help_applying_this_to_your_business\"><\/span>Need help applying this to your business?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>IT Systems Vietnam can help assess the issue, recommend the right service path and support implementation for your team.<\/p>\n<p><a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/contact-it-systems-vietnam\/\">Contact IT Systems<\/a> <a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">View IT support services<\/a><\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Fixing the issue of being unable to change the screen refresh rate: Detailed guide The screen refresh rate is an important factor that determines the quality of the images you see on the screen. Changing the refresh rate not only helps to minimize screen tearing and lag but also enhances the experience while gaming or [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":73981,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"screen refresh rate","rank_math_title":"Screen refresh rate and how to fix the issue of not being able to change it","rank_math_description":"The screen refresh rate is a key factor that helps users change the refresh rate to optimize their computer usage experience.","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144,1344],"tags":[],"class_list":["post-73983","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-guide","category-uncategorized-en"],"wpml_current_locale":"en_US","wpml_translations":{"vi_VN":{"locale":"vi_VN","id":73979,"slug":"tan-so-quet-man-hinh-va-cach-khac-phuc-loi-khong-thay-doi-duoc","post_title":"T\u1ea7n s\u1ed1 qu\u00e9t m\u00e0n h\u00ecnh v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i kh\u00f4ng thay \u0111\u1ed5i \u0111\u01b0\u1ee3c","href":"https:\/\/itsystems.vn\/tan-so-quet-man-hinh-va-cach-khac-phuc-loi-khong-thay-doi-duoc\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73983","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/comments?post=73983"}],"version-history":[{"count":2,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73983\/revisions"}],"predecessor-version":[{"id":86098,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73983\/revisions\/86098"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/73981"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=73983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=73983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=73983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}