{"id":70099,"date":"2025-07-22T07:18:45","date_gmt":"2025-07-22T00:18:45","guid":{"rendered":"https:\/\/itsystems.vn\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/"},"modified":"2026-07-29T11:35:41","modified_gmt":"2026-07-29T04:35:41","slug":"network-device-not-found-error-on-windows-causes-and-effective-solutions","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/","title":{"rendered":"Network Device Not Found Error on Windows: Causes and Effective Solutions"},"content":{"rendered":"<h1>Network Device Not Found Error on Windows: Causes and Effective Solutions<\/h1>\n<p>The network device not found error on Windows can hinder access to the Internet and other network resources. There are many potential causes of this issue, ranging from software to hardware. In this article, we will analyze the identifying signs, causes, and effective steps to troubleshoot this network error quickly.<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#Identifying_Signs_of_the_Network_Device_Not_Found_Error_on_Windows\" >Identifying Signs of the Network Device Not Found Error on Windows<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#Network_Device_Not_Found_Error_on_Windows_Causes\" >Network Device Not Found Error on Windows: Causes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#Network_Device_Not_Found_Error_Step-by-Step_Troubleshooting_Guide\" >Network Device Not Found Error: Step-by-Step Troubleshooting Guide<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itsystems.vn\/en\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#31_Check_Physical_Connections\" >3.1. Check Physical Connections:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#32_Restart_Network_Devices\" >3.2. Restart Network Devices:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#33_EnableDisable_Network_Card\" >3.3. Enable\/Disable Network Card:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#34_Update_Network_Driver\" >3.4. Update Network Driver:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#35_Uninstall_and_Reinstall_the_Network_Driver\" >3.5. Uninstall and Reinstall the Network Driver:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#36_Use_Network_Troubleshooter\" >3.6. Use Network Troubleshooter:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#37_Reset_Network_Settings\" >3.7. Reset Network Settings:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#38_Check_and_Disable_Firewall\" >3.8. Check and Disable Firewall:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#39_Check_Network_Services\" >3.9. Check Network Services:<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#310_Scan_for_Viruses_and_Malware\" >3.10. Scan for Viruses and Malware:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/itsystems.vn\/en\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#Fixing_WiFi_Not_Found_Error_on_Windows\" >Fixing WiFi Not Found Error on Windows<\/a><\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#Common_Issues_and_Advanced_Solutions\" >Common Issues and Advanced Solutions<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#51_%E2%80%98Default_Gateway_Is_Not_Available_Error\" >5.1. &#8216;Default Gateway Is Not Available&#8217; Error<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#52_DNS_Server_Not_Responding_Error\" >5.2. DNS Server Not Responding Error<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#53_IP_Address_Conflict\" >5.3. IP Address Conflict<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#When_to_Seek_Professional_Help\" >When to Seek Professional Help?<\/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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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\/network-device-not-found-error-on-windows-causes-and-effective-solutions\/#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=\"Identifying_Signs_of_the_Network_Device_Not_Found_Error_on_Windows\"><\/span>Identifying Signs of the Network Device Not Found Error on Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Common signs when the computer cannot find the network device include:<\/p>\n<ul>\n<li>Unable to connect to the Internet even though WiFi or Ethernet cable is still being used.<\/li>\n<li>The network connection icon in the system tray displays an exclamation mark or no connection icon.<\/li>\n<li>Error messages appear when attempting to connect to the network, such as &#8216;Network device not found.&#8217;<\/li>\n<li>The system does not detect surrounding WiFi networks.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Network_Device_Not_Found_Error_on_Windows_Causes\"><\/span>Network Device Not Found Error on Windows: Causes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are numerous causes leading to the network device not found error on Windows. Here are some common reasons:<\/p>\n<ul>\n<li><strong>Faulty or uninstalled network driver:<\/strong> The driver is essential for the operating system to communicate with the network hardware. If the driver does not function correctly or is not installed, the computer will not find the network device.<\/li>\n<li><strong>Disabled network card (Ethernet\/WiFi):<\/strong> A disabled network card can prevent the computer from detecting the network.<\/li>\n<li><strong>Incorrect network settings:<\/strong> Incorrect IP or DNS settings can lead to errors preventing connection to the network.<\/li>\n<li><strong>Hardware faults:<\/strong> If the network card is damaged or the connection cable is broken, you will not be able to connect to the network.<\/li>\n<li><strong>Software conflicts:<\/strong> Some security software may conflict with network connection functions.<\/li>\n<li><strong>Router\/Modem issues:<\/strong> Network devices such as routers or modems may also encounter problems, preventing the computer from connecting.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Network_Device_Not_Found_Error_Step-by-Step_Troubleshooting_Guide\"><\/span>Network Device Not Found Error: Step-by-Step Troubleshooting Guide<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"31_Check_Physical_Connections\"><\/span>3.1. Check Physical Connections:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>When encountering the network device not found error, the first step you need to take is to check the physical connections:<\/p>\n<ul>\n<li>Ensure the network cable (Ethernet) is securely plugged into the port on the computer and the router\/modem.<\/li>\n<li>Check the indicator lights on the Router\/Modem to see if there is a signal.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"32_Restart_Network_Devices\"><\/span>3.2. Restart Network Devices:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sometimes, restarting the computer, router, and modem can quickly resolve network errors. Follow the steps below:<\/p>\n<ul>\n<li>Turn off the computer and unplug the router and modem.<\/li>\n<li>Wait for about 30 seconds, then plug back in and restart all devices.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"33_EnableDisable_Network_Card\"><\/span>3.3. Enable\/Disable Network Card:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>To check if the network card is functioning, you can do the following:<\/p>\n<ul>\n<li>Go to <strong>Device Manager<\/strong> on Windows.<\/li>\n<li>Find the <strong>Network adapters<\/strong> section, right-click on your network card, and choose <strong>Enable<\/strong> if it is disabled.<\/li>\n<li>You can also try <strong>Disable<\/strong> and then <strong>Enable<\/strong> the network card again.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"34_Update_Network_Driver\"><\/span>3.4. Update Network Driver:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Updating the network driver is crucial to ensure that the network card operates at its best. You can do as follows:<\/p>\n<h4>3.4.1. Automatic Network Driver Update<\/h4>\n<p>To automatically update the driver, follow:<\/p>\n<ul>\n<li>Open <strong>Device Manager<\/strong>.<\/li>\n<li>Right-click on the network card and select <strong>Update driver<\/strong>.<\/li>\n<li>Select the option to automatically search for updated drivers.<\/li>\n<\/ul>\n<h4>3.4.2. Manual Network Driver Update<\/h4>\n<p>If you need to download the driver from the manufacturer&#8217;s website:<\/p>\n<ul>\n<li>Visit the manufacturer&#8217;s official website.<\/li>\n<li>Search for your network card model and download the latest driver.<\/li>\n<li>Install the new driver following the on-screen instructions.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"35_Uninstall_and_Reinstall_the_Network_Driver\"><\/span>3.5. Uninstall and Reinstall the Network Driver:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the problem persists, try uninstalling the network driver and reinstalling it:<\/p>\n<ul>\n<li>Go to <strong>Device Manager<\/strong>.<\/li>\n<li>Right-click on the network card, select <strong>Uninstall device<\/strong>.<\/li>\n<li>Restart the computer; Windows will automatically install the new driver.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"36_Use_Network_Troubleshooter\"><\/span>3.6. Use Network Troubleshooter:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Windows has a built-in network troubleshooter that can help you detect and fix errors:<\/p>\n<ul>\n<li>Right-click on the network icon in the system tray.<\/li>\n<li>Select <strong>Run troubleshooter<\/strong> and follow the on-screen instructions.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"37_Reset_Network_Settings\"><\/span>3.7. Reset Network Settings:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the above steps do not work, you may try resetting network settings:<\/p>\n<ul>\n<li>Go to <strong>Settings<\/strong> > <strong>Network &#038; Internet<\/strong>.<\/li>\n<li>Select <strong>Status<\/strong> and scroll down to <strong>Network reset<\/strong>.<\/li>\n<li>Click on <strong>Reset now<\/strong>.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"38_Check_and_Disable_Firewall\"><\/span>3.8. Check and Disable Firewall:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sometimes the firewall may block connections. Perform the following:<\/p>\n<ul>\n<li>Open <strong>Settings<\/strong>.<\/li>\n<li>Select <strong>Update &#038; Security<\/strong> > <strong>Windows Security<\/strong>.<\/li>\n<li>Choose <strong>Firewall &#038; network protection<\/strong> and turn off the firewall for testing.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"39_Check_Network_Services\"><\/span>3.9. Check Network Services:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Services like <strong>DHCP Client<\/strong> and <strong>DNS Client<\/strong> need to run for network connectivity:<\/p>\n<ul>\n<li>Open <strong>Services<\/strong> on Windows.<\/li>\n<li>Find the above services and ensure they are running.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"310_Scan_for_Viruses_and_Malware\"><\/span>3.10. Scan for Viruses and Malware:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Viruses can cause networking issues:<\/p>\n<ul>\n<li>Use antivirus software and run a full system scan.<\/li>\n<li>Remove any malware found.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Fixing_WiFi_Not_Found_Error_on_Windows\"><\/span>Fixing WiFi Not Found Error on Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>For WiFi-related issues, there are several additional steps you may try:<\/p>\n<ul>\n<li>Ensure WiFi on the computer is turned on. Check the hardware switch or shortcut key.<\/li>\n<li>Forget the current WiFi network and try to reconnect by entering the correct password.<\/li>\n<li>Update the WiFi driver as mentioned above.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Common_Issues_and_Advanced_Solutions\"><\/span>Common Issues and Advanced Solutions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"51_%E2%80%98Default_Gateway_Is_Not_Available_Error\"><\/span>5.1. &#8216;Default Gateway Is Not Available&#8217; Error<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This error can be resolved by running the command <strong>ipconfig \/release<\/strong> and <strong>ipconfig \/renew<\/strong> in Command Prompt.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"52_DNS_Server_Not_Responding_Error\"><\/span>5.2. DNS Server Not Responding Error<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You may check the DNS settings or change the DNS address to Google DNS (8.8.8.8 and 8.8.4.4).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"53_IP_Address_Conflict\"><\/span>5.3. IP Address Conflict<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ensure that no two devices on the network are using the same IP address, or enable DHCP on the router.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"When_to_Seek_Professional_Help\"><\/span>When to Seek Professional Help?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If none of the above solutions yield results, the issue may lie with hardware or require more complex configurations. In that case, contact a technician or a reliable repair service for effective advice and support.<\/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>Network Device Not Found Error on Windows: Causes and Effective Solutions The network device not found error on Windows can hinder access to the Internet and other network resources. There are many potential causes of this issue, ranging from software to hardware. In this article, we will analyze the identifying signs, causes, and effective steps [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":70097,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"Network device not found error","rank_math_title":"Network Device Not Found Error on Windows: Causes and Effective Solutions","rank_math_description":"The network device not found error is a common issue on Windows, with various causes and easy solutions.","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144,1344],"tags":[],"class_list":["post-70099","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":70093,"slug":"loi-khong-tim-thay-thiet-bi-mang-tren-windows-nguyen-nhan-va-cach-khac-phuc-hieu-qua","post_title":"L\u1ed7i Kh\u00f4ng T\u00ecm Th\u1ea5y Thi\u1ebft B\u1ecb M\u1ea1ng Tr\u00ean Windows: Nguy\u00ean Nh\u00e2n v\u00e0 C\u00e1ch Kh\u1eafc Ph\u1ee5c Hi\u1ec7u Qu\u1ea3","href":"https:\/\/itsystems.vn\/loi-khong-tim-thay-thiet-bi-mang-tren-windows-nguyen-nhan-va-cach-khac-phuc-hieu-qua\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70099","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=70099"}],"version-history":[{"count":2,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70099\/revisions"}],"predecessor-version":[{"id":86010,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/70099\/revisions\/86010"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/70097"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=70099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=70099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=70099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}