{"id":70202,"date":"2025-07-25T07:18:45","date_gmt":"2025-07-25T00:18:45","guid":{"rendered":"https:\/\/itsystems.vn\/no-sound-through-hdmi-causes-and-effective-fixes\/"},"modified":"2026-07-29T11:37:01","modified_gmt":"2026-07-29T04:37:01","slug":"no-sound-through-hdmi-causes-and-effective-fixes","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/","title":{"rendered":"No Sound Through HDMI: Causes and Effective Fixes"},"content":{"rendered":"<h1>No Sound Through HDMI: Causes and Effective Fixes<\/h1>\n<p>In today&#8217;s world, using HDMI cables to transmit audio and video between devices has become more common than ever. However, sometimes users encounter the issue of &#8216;no sound through HDMI&#8217;, leading to a poor experience. In this article, we will analyze the causes and ways to effectively fix this error.<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Why_Is_There_No_Sound_on_HDMI_Understanding_Common_Causes\" >Why Is There No Sound on HDMI? Understanding 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-2\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Faulty_HDMI_Cable_Check_and_Replace\" >Faulty HDMI Cable: Check and Replace<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Incorrect_HDMI_Audio_Settings_Detailed_Configuration_Guide\" >Incorrect HDMI Audio Settings: Detailed Configuration Guide<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Outdated_HDMI_Audio_Driver_How_to_Update_Drivers\" >Outdated HDMI Audio Driver: How to Update Drivers<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Software_Conflicts_Applications_That_May_Cause_Errors\" >Software Conflicts: Applications That May Cause Errors<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Hardware_Issues_Damaged_Graphics_Card_or_HDMI_Port\" >Hardware Issues: Damaged Graphics Card or HDMI Port<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Guide_7_Quick_Ways_to_Fix_No_Sound_Through_HDMI\" >[Guide] 7 Quick Ways to Fix No Sound Through HDMI<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_1_Check_HDMI_Cable_and_Connections\" >Step 1: Check HDMI Cable and Connections<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_2_Properly_Configure_HDMI_Audio_on_WindowsmacOS\" >Step 2: Properly Configure HDMI Audio on Windows\/macOS<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_3_Update_HDMI_Audio_Driver_to_the_Latest_Version\" >Step 3: Update HDMI Audio Driver to the Latest Version<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_4_Check_Audio_Settings_on_TVDisplay_Device\" >Step 4: Check Audio Settings on TV\/Display Device<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_5_Close_Applications_That_May_Cause_Audio_Conflicts\" >Step 5: Close Applications That May Cause Audio Conflicts<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_6_Restart_the_Device\" >Step 6: Restart the Device<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#Step_7_Check_Hardware_Graphics_Card_HDMI_Port\" >Step 7: Check Hardware (Graphics Card, HDMI Port)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#No_Sound_on_TVComputer_via_HDMI_Solutions_for_Each_Device\" >No Sound on TV\/Computer via HDMI? Solutions for Each Device<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#TV_No_Sound_When_Connected_via_HDMI_How_to_Fix\" >TV No Sound When Connected via HDMI: How to Fix<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Computer_Not_Outputting_Sound_Through_HDMI_Detailed_Guide\" >Computer Not Outputting Sound Through HDMI: Detailed Guide<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#HDMI_ARC_No_Sound_Check_and_Configure\" >HDMI ARC No Sound: Check and Configure<\/a><\/li><\/ul><\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#FAQ_Answers_to_Common_Questions_About_No_Sound_Through_HDMI\" >FAQ: Answers to Common Questions About No Sound Through HDMI<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Why_Cant_I_Hear_Sound_When_Connecting_via_HDMI\" >Why Can&#8217;t I Hear Sound When Connecting via HDMI?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#How_Can_I_Check_If_My_HDMI_Cable_Is_Faulty\" >How Can I Check If My HDMI Cable Is Faulty?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#What_Is_the_Best_HDMI_Audio_Driver_for_My_Graphics_Card\" >What Is the Best HDMI Audio Driver for My Graphics Card?<\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#What_is_HDMI_ARC_and_Why_Is_It_Not_Producing_Sound\" >What is HDMI ARC and Why Is It Not Producing Sound?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#Successfully_Fixing_HDMI_No_Sound_Issue_Summary_and_Tips\" >Successfully Fixing HDMI No Sound Issue: Summary and Tips<\/a><\/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\/no-sound-through-hdmi-causes-and-effective-fixes\/#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-26\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#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-27\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#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-28\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#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-29\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#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-30\" href=\"https:\/\/itsystems.vn\/en\/no-sound-through-hdmi-causes-and-effective-fixes\/#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=\"Why_Is_There_No_Sound_on_HDMI_Understanding_Common_Causes\"><\/span>Why Is There No Sound on HDMI? Understanding Common Causes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are many reasons why an HDMI cable might not transmit sound. Let&#8217;s go through some of the most common causes:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Faulty_HDMI_Cable_Check_and_Replace\"><\/span>Faulty HDMI Cable: Check and Replace<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A damaged or incompatible HDMI cable can be the main cause of no sound. To check this, you can try using a different HDMI cable to see if the issue is resolved.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Incorrect_HDMI_Audio_Settings_Detailed_Configuration_Guide\"><\/span>Incorrect HDMI Audio Settings: Detailed Configuration Guide<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Incorrect settings in audio configuration can prevent sound from being transmitted over the HDMI cable. Make sure you have selected the correct HDMI device in your operating system&#8217;s audio settings.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Outdated_HDMI_Audio_Driver_How_to_Update_Drivers\"><\/span>Outdated HDMI Audio Driver: How to Update Drivers<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Old or faulty audio drivers can cause audio issues over HDMI. You should check and update drivers regularly to ensure optimal performance.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Software_Conflicts_Applications_That_May_Cause_Errors\"><\/span>Software Conflicts: Applications That May Cause Errors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Background applications may conflict with HDMI audio. To fix this, close unnecessary applications and check again.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hardware_Issues_Damaged_Graphics_Card_or_HDMI_Port\"><\/span>Hardware Issues: Damaged Graphics Card or HDMI Port<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Finally, if all the above methods do not work, it is possible that your hardware is damaged. You should check the graphics card and HDMI port.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Guide_7_Quick_Ways_to_Fix_No_Sound_Through_HDMI\"><\/span>[Guide] 7 Quick Ways to Fix No Sound Through HDMI<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Here are the steps to resolve the HDMI sound problem:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_1_Check_HDMI_Cable_and_Connections\"><\/span>Step 1: Check HDMI Cable and Connections<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>First, make sure the HDMI cable is securely connected to both devices you are using.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_2_Properly_Configure_HDMI_Audio_on_WindowsmacOS\"><\/span>Step 2: Properly Configure HDMI Audio on Windows\/macOS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>On Windows, go to the audio settings and select the HDMI device as the default device. On macOS, go to System Preferences -> Sound and select the HDMI device.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_3_Update_HDMI_Audio_Driver_to_the_Latest_Version\"><\/span>Step 3: Update HDMI Audio Driver to the Latest Version<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Visit the manufacturer\u2019s website for your sound card or motherboard to download and install the latest driver version.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_4_Check_Audio_Settings_on_TVDisplay_Device\"><\/span>Step 4: Check Audio Settings on TV\/Display Device<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ensure that the audio on the TV or display device is turned on and not muted.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_5_Close_Applications_That_May_Cause_Audio_Conflicts\"><\/span>Step 5: Close Applications That May Cause Audio Conflicts<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Close all unnecessary applications to ensure that none are causing audio errors.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_6_Restart_the_Device\"><\/span>Step 6: Restart the Device<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Restarting the computer and related devices may help eliminate temporary errors.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_7_Check_Hardware_Graphics_Card_HDMI_Port\"><\/span>Step 7: Check Hardware (Graphics Card, HDMI Port)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If there is still no sound, check your hardware; your graphics card or HDMI port may be damaged.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"No_Sound_on_TVComputer_via_HDMI_Solutions_for_Each_Device\"><\/span>No Sound on TV\/Computer via HDMI? Solutions for Each Device<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Here are fixes for specific devices:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TV_No_Sound_When_Connected_via_HDMI_How_to_Fix\"><\/span>TV No Sound When Connected via HDMI: How to Fix<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Check the audio settings directly on the TV and ensure it is not in mute mode or too low volume.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Computer_Not_Outputting_Sound_Through_HDMI_Detailed_Guide\"><\/span>Computer Not Outputting Sound Through HDMI: Detailed Guide<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Make sure you have selected the correct audio device in the audio settings and that no application is obstructing audio playback.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"HDMI_ARC_No_Sound_Check_and_Configure\"><\/span>HDMI ARC No Sound: Check and Configure<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Check the configuration of the HDMI ARC port in the setup menu of your TV and connected devices.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ_Answers_to_Common_Questions_About_No_Sound_Through_HDMI\"><\/span>FAQ: Answers to Common Questions About No Sound Through HDMI<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Why_Cant_I_Hear_Sound_When_Connecting_via_HDMI\"><\/span>Why Can&#8217;t I Hear Sound When Connecting via HDMI?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This may be due to incorrect audio settings or a malfunctioning HDMI cable. Please recheck the troubleshooting steps.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_Can_I_Check_If_My_HDMI_Cable_Is_Faulty\"><\/span>How Can I Check If My HDMI Cable Is Faulty?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You simply need to try using a different HDMI cable to see if the issue is resolved.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_Is_the_Best_HDMI_Audio_Driver_for_My_Graphics_Card\"><\/span>What Is the Best HDMI Audio Driver for My Graphics Card?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You should visit the graphics card manufacturer&#8217;s website to find the most suitable audio driver.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_HDMI_ARC_and_Why_Is_It_Not_Producing_Sound\"><\/span>What is HDMI ARC and Why Is It Not Producing Sound?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>HDMI ARC (Audio Return Channel) allows audio to travel both ways. If there is no sound, it may be due to incorrect settings on the device.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Successfully_Fixing_HDMI_No_Sound_Issue_Summary_and_Tips\"><\/span>Successfully Fixing HDMI No Sound Issue: Summary and Tips<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>We hope this article has provided you with useful information to resolve the no sound through HDMI issue. Please check each step, and if you are still unsuccessful, don&#8217;t hesitate to leave your questions for us to assist you promptly.<\/p>\n<p> <font color=\"blue\">If you need assistance, please contact us right away<\/font><\/br><br \/>\n<b>IT SYSTEMS VIETNAM CO., LTD<\/b><br \/>\n<\/br><i>IT Solutions \u2013 Your Business IT Department<\/i><br \/>\n<\/br>HOTLINE: <b>0283 9950 359<\/b><br \/>\n <\/br>Email: <a href=\"mailto:contact@itsystems.com.vn\">contact@itsystems.com.vn <\/a><br \/>\n<\/br>Website: <a href=https:\/\/itsystems.vn\/en\/>https:\/\/itsystems.vn\/<\/a><br \/>\n <\/br>Facebook: <a href=https:\/\/www.facebook.com\/ITSystems.VIETNAM>https:\/\/www.facebook.com\/ITSystems.VIETNAM<\/a><br \/>\n <\/br>Youtube: <a href=https:\/\/www.youtube.com\/@ITSYSTEMS>https:\/\/www.youtube.com\/@ITSYSTEMS<\/a><\/p>\n<p> <\/br><b>HCM: <\/b>2nd Floor, 184\/1A Le Van Sy Street, Ward 10, Phu Nhuan District, Ho Chi Minh City, Vietnam<br \/>\n<\/br><b>HCM: <\/b>321\/10 Phan Dinh Phung Street, Ward 15, Phu Nhuan District, Ho Chi Minh City, Vietnam.<br \/>\n <\/br><b>Hanoi: <\/b>House No. 22, Garden Villa Area, Vinh Hoang Urban Area, 431 Tam Trinh Street, Hoang Mai District, Hanoi, Vietnam.<br \/>\n <\/br><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>No Sound Through HDMI: Causes and Effective Fixes In today&#8217;s world, using HDMI cables to transmit audio and video between devices has become more common than ever. However, sometimes users encounter the issue of &#8216;no sound through HDMI&#8217;, leading to a poor experience. In this article, we will analyze the causes and ways to effectively [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":70195,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"No sound through HDMI","rank_math_title":"No Sound Through HDMI: Causes and Effective Fixes","rank_math_description":"No sound through HDMI is a common issue when connecting devices. This article will guide you on how to effectively resolve it.","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144,1344],"tags":[],"class_list":["post-70202","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":70194,"slug":"khong-the-phat-am-thanh-qua-hdmi-nguyen-nhan-va-cach-khac-phuc-hieu-qua","post_title":"Kh\u00f4ng Th\u1ec3 Ph\u00e1t \u00c2m Thanh Qua HDMI: Nguy\u00ean Nh\u00e2n v\u00e0 C\u00e1ch Kh\u1eafc Ph\u1ee5c Hi\u1ec7u Qu\u1ea3","href":"https:\/\/itsystems.vn\/khong-the-phat-am-thanh-qua-hdmi-nguyen-nhan-va-cach-khac-phuc-hieu-qua\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70202","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=70202"}],"version-history":[{"count":2,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70202\/revisions"}],"predecessor-version":[{"id":86022,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70202\/revisions\/86022"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/70195"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=70202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=70202"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=70202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}