{"id":21315,"date":"2025-09-30T09:48:06","date_gmt":"2025-09-30T09:48:06","guid":{"rendered":"https:\/\/outbyte.com\/blog\/?p=21315"},"modified":"2025-09-30T09:48:06","modified_gmt":"2025-09-30T09:48:06","slug":"como-reparar-el-error-21-err_network_changed","status":"publish","type":"post","link":"https:\/\/outbyte.com\/blog\/es\/como-reparar-el-error-21-err_network_changed\/","title":{"rendered":"C\u00f3mo reparar el Error: 21 \u2013 ERR_NETWORK_CHANGED"},"content":{"rendered":"\n<p>Lo frustrante que se siente cuando, durante la navegaci\u00f3n, la ERR_NETWORK_CHANGED se produce un error. Se produce cuando, debido a algo, su conexi\u00f3n a internet se hace alterado o modificado, y a partir de entonces, su navegador no se puede conectar con un sitio web. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED-1024x683.png\" alt=\"21 \u2013 ERR_NETWORK_CHANGED\" class=\"wp-image-21299\" style=\"width:471px;height:auto\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED-1024x683.png 1024w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED-300x200.png 300w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED-768x512.png 768w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED-1200x800.png 1200w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/21-\u2013-ERR_NETWORK_CHANGED.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Si usted est\u00e1 experimentando este problema, aqu\u00edes lo que usted necesita saber para resolverlo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Causas_del_Error_21_%E2%80%93_ERR_NETWORK_CHANGED\"><\/span>Causas del Error: 21 \u2013 ERR_NETWORK_CHANGED<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Este error ocurre generalmente cuando algo ha ido mal con su conexi\u00f3n a Internet. Las causas var\u00edan, pero los siguientes son algunos de los m\u00e1s frecuentes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inestable Configuraci\u00f3n de Red:<\/strong> Muchas veces, los cambios repentinos en la configuraci\u00f3n de la red tambi\u00e9n pueden provocar este error.<\/li>\n\n\n\n<li><strong>Obsoleto o da\u00f1ado de los controladores de red:<\/strong> Esto puede ser causado por un mal funcionamiento de los controladores.<\/li>\n\n\n\n<li><strong>Problemas de DNS:<\/strong> Un corrupto de la cach\u00e9 de DNS afecta a la conexi\u00f3n entre su navegador y el sitio web.<\/li>\n\n\n\n<li><strong>Software de terceros conflictos:<\/strong> incluye Vpn, Antivirus y otras herramientas de redes que pueden interferir con su configuraci\u00f3n de internet.<\/li>\n\n\n\n<li><strong>Virus\/Malware:<\/strong> Malware tambi\u00e9n puede alterar la configuraci\u00f3n de la red y por lo tanto causar un impedimento.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Reinicia_Tu_Modem\"><\/span>1. Reinicia Tu M\u00f3dem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Un simple reinicio de tu modem claro temporales a problemas de conectividad. Apague el m\u00f3dem y espere un par de minutos. <\/p>\n\n\n\n<p>Enci\u00e9ndalo de nuevo. Deje que el m\u00f3dem de arranque completamente, a continuaci\u00f3n, compruebe si el error persiste. Esto asegurar\u00e1 un fresco de la conexi\u00f3n a su ISP.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Restablecer_TCPIP\"><\/span>2. Restablecer TCP\/IP<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Si reinicio el m\u00f3dem no funciona, intente restablecer la pila TCP\/IP. Esto va a resolver muchos problemas con la red. Para ello:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Abra el S\u00edmbolo del sistema como administrador.<\/strong> Luego, uno por uno, copia de los siguientes comandos en ella, pulsando Enter despu\u00e9s de cada uno: <br> &#8211; <code class=\"inline\">netsh int ip reset<\/code><br> &#8211; <code class=\"inline\">netsh winsock reset<\/code><\/li>\n\n\n\n<li><strong>Reinicie el equipo <\/strong>y ver si el problema desaparece.<\/li>\n<\/ul>\n\n\n\n<p><strong>C\u00f3mo Utilizar el S\u00edmbolo del sistema<\/strong><\/p>\n\n\n\n<p>El S\u00edmbolo del sistema de obras por la simple introducci\u00f3n de Windows adecuada de comandos en ella. Utilizar de manera eficaz cuando usted tiene acceso administrativo al equipo.<\/p>\n\n\n\n<p>Privilegios de administrador son necesarios para ciertas tareas, tales como el restablecimiento de <strong>los protocolos TCP\/IP<\/strong>. Aseg\u00farese de que tiene antes de continuar.<\/p>\n\n\n\n<p>He aqu\u00ed c\u00f3mo restablecer TCP\/IP utilizando el S\u00edmbolo del sistema:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>B\u00fasqueda de <strong>S\u00edmbolo del sistema<\/strong> en Windows, la barra de b\u00fasqueda.<\/li>\n\n\n\n<li>Haga clic derecho sobre \u00e9l y seleccione <strong>Ejecutar como administrador<\/strong>. <br>Introduzca los siguientes comandos uno por uno, pulsando <strong>Enter<\/strong> despu\u00e9s de cada uno:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code class=\"inline\">netsh winsock reset<\/code>\u00a0<\/li>\n\n\n\n<li><code class=\"inline\">netsh int ip reset\u00a0<\/code>\u00a0<\/li>\n\n\n\n<li><code class=\"inline\">ipconfig \/release<\/code>\u00a0\u00a0<\/li>\n\n\n\n<li><code class=\"inline\">ipconfig \/renew<\/code>\u00a0\u00a0<\/li>\n\n\n\n<li><code class=\"inline\">ipconfig \/flushdns<\/code>\u00a0\u00a0<\/li>\n<\/ul>\n\n\n\n<p>Estos comandos restablecer la configuraci\u00f3n de TCP\/IP, lo cual puede ayudar a resolver problemas relacionados con la red.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Flush_DNS\"><\/span>3. Flush DNS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Un corrupto de la cach\u00e9 de DNS puede causar problemas de exploraci\u00f3n. Compensaci\u00f3n podr\u00eda ayudar a resolver el ERR_NETWORK_CHANGED de error. Aqu\u00eds c\u00f3mo lavar tu DNS:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Presione <kbd>Windows<\/kbd> + <kbd>R<\/kbd> para abrir el <strong>cuadro de di\u00e1logo Ejecutar<\/strong>.<\/li>\n\n\n\n<li>Escriba <code class=\"inline\">cmd<\/code> y pulse <kbd>Enter<\/kbd>. <br>En el S\u00edmbolo del sistema que se abre, escriba el siguiente comando seguido de <kbd>Enter<\/kbd>: <code class=\"inline\">ipconfig \/flushdns<\/code><\/li>\n\n\n\n<li>Reinicia el navegador y ver si el problema desaparece.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Actualizacion_De_Los_Controladores_De_Red\"><\/span>4. Actualizaci\u00f3n De Los Controladores De Red<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Obsoleto o da\u00f1ado de los controladores de red puede ser una raz\u00f3n para el problema de conectividad. Actualizaci\u00f3n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Abra <strong>el Administrador de Dispositivos<\/strong> haciendo clic en el <kbd>Inicio <\/kbd>bot\u00f3n.<\/li>\n\n\n\n<li>Haga clic para <strong>Expandir los Adaptadores de Red<\/strong>.<\/li>\n\n\n\n<li>Haz clic derecho en el adaptador de red, y haga clic en <strong>Actualizar controlador<\/strong>.<\/li>\n\n\n\n<li>Seleccione <strong>&#8216;Buscar autom\u00e1ticamente software de controlador actualizado<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>Si la b\u00fasqueda autom\u00e1tica nofunciona, considere el uso de <a href=\"https:\/\/outbyte.com\/software\/driver-updater?m=blog_article_du_pplink&amp;utm_source=outbyte&amp;utm_medium=blog&amp;utm_campaign=article_du_pplink&amp;utm_term=%7Bbtn_text%7D&amp;utm_content=%7Bpage_path%7D\">Driver Updater<\/a> para actualizar autom\u00e1ticamente todos los controladores de dispositivo de manera eficiente.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Analice_Su_Equipo_en_busca_de_Virus\"><\/span>5. Analice Su Equipo en busca de Virus<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>El Malware puede modificar la configuraci\u00f3n de tu red y traer una ERR_NETWORK_CHANGED de error. <\/p>\n\n\n\n<p>Ejecute un an\u00e1lisis completo del sistema en busca de malware, utilizando un buen software antivirus. <a href=\"https:\/\/outbyte.com\/software\/avarmor\/?m=blog_article_av_pplink&amp;utm_source=outbyte&amp;utm_medium=blog&amp;utm_campaign=article_av_pplink&amp;utm_term=%7Bbtn_text%7D&amp;utm_content=%7Bpage_path%7D\">Outbyte AVarmor<\/a> es muy recomendable para la integral de protecci\u00f3n contra malware.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Desinstalar_el_Software_de_Cliente_VPN\"><\/span>6. Desinstalar el Software de Cliente VPN<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A veces, el Vpn se hace un l\u00edo a su configuraci\u00f3n de red y el resultado de dichos errores. Trate de desinstalar el software de cliente VPN, por el momento, y ver si el error se borra. Si es as\u00ed, bien considerar la posibilidad de reinstalar el VPN o uno que sea compatible con su sistema.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preguntas_Frecuentes\"><\/span>Preguntas Frecuentes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u00bfCu\u00e1l es el significado de ERR_NETWORK_CHANGED?<\/strong><\/summary>\n<p>El c\u00f3digo de muestra que los cambios en la configuraci\u00f3n de la red han tenido lugar o su browser fue perturbado; no tiene acceso a la internet.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Puede un controlador problem\u00e1tico causar este tipo de error?<\/strong><\/summary>\n<p>S\u00ed, este tipo de error se origina principalmente porque los controladores de Red est\u00e1n demasiado viejos o da\u00f1ados.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u00bfC\u00f3mo puedo vaciar mi DNS?<\/strong><\/summary>\n<p>Abra S\u00edmbolo del sistema y escriba ipconfig \/flushdns; esto claro fuera de su cach\u00e9 de DNS.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Es posible que este error tiene algo que ver con malware?<\/strong><\/summary>\n<p>S\u00ed, el malware puede volver a configurar los ajustes de red, as\u00ed desconect\u00e1ndote de la internet.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Debo desinstalar mi VPN para corregir este error?<\/strong><\/summary>\n<p>Deshabilitar el VPN temporalmente para estar seguro de si es problem\u00e1tico. Puede volver a instalar si es necesario o instalar uno que sea compatible.<\/p>\n<\/details>\n","protected":false},"excerpt":{"rendered":"<p>Lo frustrante que se siente cuando, durante la navegaci\u00f3n, la ERR_NETWORK_CHANGED se produce un error. Se produce cuando, debido a algo, su conexi\u00f3n a internet se hace alterado o modificado, y a partir de entonces, su navegador no se puede conectar con un sitio web. Si usted est\u00e1 experimentando este problema, aqu\u00edes lo que usted&#8230; <a href=\"https:\/\/outbyte.com\/blog\/es\/como-reparar-el-error-21-err_network_changed\/\" target=\"_blank\">Read more.<\/a><\/p>\n","protected":false},"author":27,"featured_media":26251,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[333,345],"tags":[655,767],"class_list":["post-21315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arregla","category-guias-es","tag-codigo-de-error","tag-error-de-windows"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C\u00f3mo reparar el Error: 21 \u2013 ERR_NETWORK_CHANGED - Outbyte Official Blog<\/title>\n<meta name=\"description\" content=\"ERR_NETWORK_CHANGED error se produce cuando la conexi\u00f3n a internet se presenta alterado o modificado, y su navegador no se puede conectar con un sitio web.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/outbyte.com\/blog\/es\/como-reparar-el-error-21-err_network_changed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00f3mo reparar el Error: 21 \u2013 ERR_NETWORK_CHANGED - 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