{"id":80584,"date":"2024-06-27T15:01:04","date_gmt":"2024-06-27T15:01:04","guid":{"rendered":"https:\/\/mailrelay.com\/glossary\/pop3\/"},"modified":"2026-10-19T12:47:15","modified_gmt":"2026-10-19T12:47:15","slug":"pop3","status":"publish","type":"glossary","link":"https:\/\/mailrelay.com\/pt\/glossario\/pop3\/","title":{"rendered":"POP3"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>POP3<\/strong> (Post Office Protocol, vers\u00e3o 3) \u00e9 o protocolo que um programa de email usa para baixar as mensagens do servidor para um dispositivo, como o computador ou o celular. Depois de baixadas, elas podem ser lidas nesse dispositivo, mesmo sem conex\u00e3o.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00c9 um dos dois protocolos para receber email. O outro \u00e9 o <a href=\"https:\/\/mailrelay.com\/pt\/glossario\/imap\/\">IMAP<\/a>, que deixa as mensagens no servidor e as sincroniza entre os dispositivos. Para enviar, usa-se um terceiro, o <a href=\"https:\/\/mailrelay.com\/pt\/glossario\/smtp\/\">SMTP<\/a>.<\/p>\n\n<h2 class=\"wp-block-heading\">O que significa &#8220;Pessoal (POP3)&#8221;?<\/h2>\n\n<p class=\"wp-block-paragraph\">Ao adicionar uma conta de email manualmente em alguns apps de Android, o app pergunta qual \u00e9 o tipo de conta. Costumam aparecer tr\u00eas op\u00e7\u00f5es: <strong>&#8220;Pessoal (POP3)&#8221;<\/strong>, <strong>&#8220;Pessoal (IMAP)&#8221;<\/strong> e <strong>&#8220;Exchange&#8221;<\/strong>.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Pessoal (POP3):<\/strong> o celular baixa os emails e os guarda no pr\u00f3prio telefone. O que voc\u00ea fizer no celular (ler, apagar ou mover) n\u00e3o aparece no computador nem no webmail.<\/li>\n\n\n\n<li><strong>Pessoal (IMAP):<\/strong> os emails ficam no servidor. Se voc\u00ea l\u00ea ou apaga uma mensagem no celular, ela tamb\u00e9m muda no computador.<\/li>\n\n\n\n<li><strong>Exchange:<\/strong> para contas corporativas com Microsoft Exchange ou Microsoft 365.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Se voc\u00ea vai consultar seu email tanto no celular quanto no computador, escolha IMAP. O POP3 s\u00f3 faz sentido se voc\u00ea usa um \u00fanico dispositivo ou quer guardar uma c\u00f3pia local de tudo.<\/p>\n\n<h2 class=\"wp-block-heading\">Como funciona o POP3?<\/h2>\n\n<ol class=\"wp-block-list\">\n<li>O programa de email se conecta ao servidor de email de entrada com o seu usu\u00e1rio e senha.<\/li>\n\n\n\n<li>Baixa as mensagens novas para o dispositivo.<\/li>\n\n\n\n<li>Conforme a configura\u00e7\u00e3o, apaga as mensagens do servidor ou deixa uma c\u00f3pia por um tempo.<\/li>\n\n\n\n<li>Encerra a conex\u00e3o. A partir da\u00ed, os emails s\u00e3o lidos no dispositivo.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Por isso, se voc\u00ea perder o celular ou o disco estragar, tamb\u00e9m perde os emails baixados, a menos que tenha uma c\u00f3pia.<\/p>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1672\" height=\"941\" src=\"https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap.png\" alt=\"Infogr&#xE1;fico POP3 versus IMAP: com o POP3 os emails s&#xE3;o baixados para o dispositivo e n&#xE3;o s&#xE3;o sincronizados; com o IMAP ficam no servidor e o celular e o computador est&#xE3;o sempre iguais\" class=\"wp-image-106645\" srcset=\"https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap.png 1672w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-300x169.png 300w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-1024x576.png 1024w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-768x432.png 768w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-1536x864.png 1536w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-110x62.png 110w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/pop3-frente-a-imap-60x34.png 60w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><\/figure>\n\n<div class=\"wp-block-group has-very-light-gray-background-color has-background\" style=\"border-radius:8px;padding-top:24px;padding-right:28px;padding-bottom:24px;padding-left:28px\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Envie suas newsletters sem configurar servidores<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Crie sua conta gr\u00e1tis no Mailrelay e envie suas campanhas pelo painel.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-mailrelay-primary-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/mailrelay.com\/pt\/criar-conta\/?utm_medium=cta&#038;utm_campaign=pop3\">Criar conta gr\u00e1tis<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<h2 class=\"wp-block-heading\">POP3 versus IMAP: quais s\u00e3o as diferen\u00e7as?<\/h2>\n\n<figure class=\"wp-block-table\"><table><thead><tr><th><\/th><th>POP3<\/th><th>IMAP<\/th><\/tr><\/thead><tbody><tr><td>Onde ficam os emails<\/td><td>No dispositivo<\/td><td>No servidor<\/td><\/tr><tr><td>V\u00e1rios dispositivos<\/td><td>N\u00e3o s\u00e3o sincronizados<\/td><td>Tudo \u00e9 sincronizado<\/td><\/tr><tr><td>Sem conex\u00e3o<\/td><td>D\u00e1 para ler os j\u00e1 baixados<\/td><td>D\u00e1 para ler os guardados em cache<\/td><\/tr><tr><td>Espa\u00e7o no servidor<\/td><td>Libera espa\u00e7o<\/td><td>Ocupa espa\u00e7o no servidor<\/td><\/tr><tr><td>Porta<\/td><td>110 (sem criptografia) e 995 (SSL\/TLS)<\/td><td>143 (sem criptografia) e 993 (SSL\/TLS)<\/td><\/tr><tr><td>Uso recomendado<\/td><td>Um \u00fanico dispositivo ou c\u00f3pia local<\/td><td>Celular e computador ao mesmo tempo<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"wp-block-paragraph\">Hoje a maioria dos provedores recomenda o IMAP. Al\u00e9m disso, desde janeiro de 2026 o Gmail n\u00e3o busca mais o email de outras contas por POP: \u00e9 preciso usar IMAP ou o app do Gmail.<\/p>\n\n<h2 class=\"wp-block-heading\">Como configurar uma conta POP3<\/h2>\n\n<p class=\"wp-block-paragraph\">Voc\u00ea precisa destes dados, que o seu provedor de email fornece:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Servidor de email de entrada (POP3):<\/strong> por exemplo, pop.seudominio.com.<\/li>\n\n\n\n<li><strong>Porta:<\/strong> 995 com SSL\/TLS (recomendado) ou 110 sem criptografia.<\/li>\n\n\n\n<li><strong>Usu\u00e1rio e senha<\/strong> da conta.<\/li>\n\n\n\n<li><strong>Servidor de email de sa\u00edda (<a href=\"https:\/\/mailrelay.com\/pt\/glossario\/smtp\/\">SMTP<\/a>)<\/strong>, com sua <a href=\"https:\/\/mailrelay.com\/pt\/glossario\/porta-smtp\/\">porta<\/a>, para poder enviar.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Ative a op\u00e7\u00e3o de <strong>deixar uma c\u00f3pia no servidor<\/strong> se quiser continuar vendo os emails no webmail. Use sempre a porta criptografada: com a 110, a senha viaja sem prote\u00e7\u00e3o.<\/p>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1672\" height=\"941\" src=\"https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3.png\" alt=\"Dados para configurar uma conta POP3: servidor de entrada, porta 995 com SSL\/TLS ou 110 sem criptografia, usu&#xE1;rio e senha, servidor de sa&#xED;da SMTP e deixar c&#xF3;pia no servidor\" class=\"wp-image-106641\" srcset=\"https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3.png 1672w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-300x169.png 300w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-1024x576.png 1024w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-768x432.png 768w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-1536x864.png 1536w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-110x62.png 110w, https:\/\/mailrelay.com\/wp-content\/uploads\/2026\/10\/configurar-cuenta-pop3-60x34.png 60w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Vantagens e desvantagens do POP3<\/h2>\n\n<p class=\"wp-block-paragraph\"><strong>Vantagens:<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>Voc\u00ea l\u00ea os emails sem conex\u00e3o depois de baixados.<\/li>\n\n\n\n<li>Voc\u00ea libera espa\u00e7o no servidor.<\/li>\n\n\n\n<li>Voc\u00ea tem uma c\u00f3pia local de todo o seu email.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>Desvantagens:<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>N\u00e3o sincroniza entre dispositivos.<\/li>\n\n\n\n<li>Se voc\u00ea perder o dispositivo, perde os emails que n\u00e3o tenham c\u00f3pia.<\/li>\n\n\n\n<li>Muitos provedores est\u00e3o deixando o POP3 de lado em favor do IMAP.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Como o Mailrelay ajuda voc\u00ea<\/h2>\n\n<p class=\"wp-block-paragraph\">O POP3 serve para receber email. Para enviar newsletters e campanhas aos seus contatos voc\u00ea precisa de outra coisa: uma plataforma de email marketing. Com o Mailrelay voc\u00ea importa seus contatos, cria o email com o editor e o envia pelo painel, sem configurar nenhum servidor.<\/p>\n\n<p class=\"wp-block-paragraph\">Se o seu site ou a sua loja precisam enviar emails autom\u00e1ticos, como confirma\u00e7\u00f5es de pedido, voc\u00ea pode usar o <a href=\"https:\/\/mailrelay.com\/pt\/glossario\/servicos-smtp\/\">servidor SMTP<\/a> do Mailrelay. Com a conta gratuita voc\u00ea pode enviar at\u00e9 80.000 emails por m\u00eas.<\/p>\n\n<div class=\"wp-block-group has-very-light-gray-background-color has-background\" style=\"border-radius:8px;padding-top:24px;padding-right:28px;padding-bottom:24px;padding-left:28px\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Comece gr\u00e1tis com o Mailrelay<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At\u00e9 80.000 emails por m\u00eas, editor de modelos e suporte humano.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-mailrelay-primary-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/mailrelay.com\/pt\/criar-conta\/?utm_medium=cta&#038;utm_campaign=pop3\">Testar o Mailrelay gr\u00e1tis<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<h2 class=\"wp-block-heading\">Perguntas frequentes<\/h2>\n\n<h3 class=\"wp-block-heading\">O que \u00e9 POP3 no email?<\/h3>\n\n<p class=\"wp-block-paragraph\">\u00c9 o protocolo que baixa os emails do servidor para o seu dispositivo, para que voc\u00ea os leia ali. A sigla vem de Post Office Protocol, vers\u00e3o 3.<\/p>\n\n<h3 class=\"wp-block-heading\">O que significa &#8220;Pessoal (POP3)&#8221; no celular?<\/h3>\n\n<p class=\"wp-block-paragraph\">\u00c9 uma das op\u00e7\u00f5es ao adicionar uma conta de email manualmente. Com ela, o celular baixa os emails e os guarda no telefone, sem sincroniz\u00e1-los com outros dispositivos.<\/p>\n\n<h3 class=\"wp-block-heading\">\u00c9 melhor POP3 ou IMAP?<\/h3>\n\n<p class=\"wp-block-paragraph\">Para a maioria dos usu\u00e1rios, IMAP, porque mant\u00e9m o email igual no celular, no computador e no webmail. O POP3 s\u00f3 compensa se voc\u00ea usa um \u00fanico dispositivo.<\/p>\n\n<h3 class=\"wp-block-heading\">Qual porta o POP3 usa?<\/h3>\n\n<p class=\"wp-block-paragraph\">A 995 com criptografia SSL\/TLS, que \u00e9 a recomendada, e a 110 sem criptografia.<\/p>\n\n<h3 class=\"wp-block-heading\">Se eu usar POP3, os emails s\u00e3o apagados do servidor?<\/h3>\n\n<p class=\"wp-block-paragraph\">Depende da configura\u00e7\u00e3o. A maioria dos programas permite deixar uma c\u00f3pia no servidor por um tempo ou at\u00e9 que voc\u00ea a apague.<\/p>\n\n<h2 class=\"wp-block-heading\">Artigos relacionados<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/imap\/\">IMAP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/smtp\/\">SMTP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/porta-smtp\/\">Porta SMTP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/servidor-de-email\/\">Servidor de email<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/email-app\/\">App de email<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/cliente-de-webmail\/\">Cliente de webmail<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/gmail-email\/\">Gmail<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/caixa-de-entrada-inbox\/\">Caixa de entrada<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/email-corporativo\/\">Email corporativo<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mailrelay.com\/pt\/glossario\/tls-transport-layer-security\/\">TLS<\/a><\/li>\n<\/ul>\n","protected":false},"template":"","class_list":["post-80584","glossary","type-glossary","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - 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