{"id":1391,"date":"2026-07-12T10:41:04","date_gmt":"2026-07-12T09:41:04","guid":{"rendered":"https:\/\/dediseedbox.com\/wiki\/?post_type=kbe_knowledgebase&#038;p=1391"},"modified":"2026-07-12T13:24:04","modified_gmt":"2026-07-12T12:24:04","slug":"connecting-rutorrent-to-the-arrs","status":"publish","type":"kbe_knowledgebase","link":"https:\/\/dediseedbox.com\/wiki\/knowledgebase\/connecting-rutorrent-to-the-arrs\/","title":{"rendered":"Connecting ruTorrent to the ***arrs"},"content":{"rendered":"\n\n\n\n<div class=\"rt-guide\" id=\"rt-guide-widget\">\n<style>\n.rt-guide{--ink:#161a23;--muted:#5b6472;--accent:#4c5fd5;--accent-dark:#333f96;--amber:#8a5a12;--amber-bg:#fdf3e2;--amber-border:#f0a93a;--tip-bg:#eef0fc;--tip-border:#4c5fd5;--card:#f8f9fc;--border:#e4e6ec;--term-bg:#f4f5fa;--term-border:#dde0ea;--term-key:#7a8096;--term-val:#1e6b46;--radius:10px;font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);line-height:1.65;max-width:760px;margin:0 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.step{display:flex;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;margin:0 0 16px !important}\n.rt-guide .step-num{flex:none;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff !important;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif !important;font-weight:600 !important;font-size:14px !important}\n.rt-guide .step-body{flex:1;min-width:0}\n.rt-guide .step-body ol,.rt-guide .step-body ul{margin:8px 0 0 !important;padding-left:20px}\n.rt-guide .step-body li{margin-bottom:6px !important;font-size:15px !important}\n.rt-guide .tag{display:inline-block;font-size:11px !important;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:3px 9px;border-radius:20px;margin-left:8px;vertical-align:middle}\n.rt-guide .tag.limited{background:#f1f2f5;color:var(--muted) !important}\n.rt-guide .tag.recommended{background:#e3f6ea;color:#1e7a45 !important}\n\n.rt-guide .callout{display:flex;gap:12px;border-left:3px solid var(--amber-border);background:var(--amber-bg);padding:14px 18px;border-radius:0 8px 8px 0;margin:20px 0 !important;font-size:14.5px !important}\n.rt-guide .callout p{margin:0 !important;color:var(--amber) !important;font-size:14.5px !important}\n.rt-guide .callout .icon{flex:none;font-weight:700}\n.rt-guide .tip{display:flex;gap:12px;border-left:3px solid var(--tip-border);background:var(--tip-bg);padding:14px 18px;border-radius:0 8px 8px 0;margin:20px 0 !important;font-size:14.5px !important}\n.rt-guide .tip p{margin:0 !important;font-size:14.5px !important}\n.rt-guide .tip .icon{flex:none;font-weight:700;color:var(--accent)}\n\n.rt-guide .trouble dt{font-weight:600 !important;font-size:14.5px !important;margin-top:14px !important}\n.rt-guide .trouble dd{margin:4px 0 0 !important;color:var(--muted) !important;font-size:14.5px !important}\n\n.rt-guide table.kv{width:100%;border-collapse:collapse;margin:18px 0}\n.rt-guide table.kv th,.rt-guide table.kv td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);font-size:14px !important}\n.rt-guide table.kv th{color:var(--muted);font-weight:600;font-size:12px !important;text-transform:uppercase;letter-spacing:.04em}\n<\/style>\n\n<span class=\"eyebrow\">How-to<\/span>\n<h1>Connecting ruTorrent to the *arrs<\/h1>\n<p class=\"lede\">Radarr, Sonarr, and Lidarr can all add ruTorrent as a download client using the built-in <strong>rtorrent<\/strong> client type. The settings you enter depend on which ruTorrent version you&#8217;re running.<\/p>\n\n<h2>1. Which version am I running?<\/h2>\n<p>We currently run two versions of ruTorrent side by side. The legacy <strong>3.10<\/strong> build is being phased out, while <strong>5.3<\/strong> is an installable application from your available applications page. Installing 5.3 removes the legacy version, so you&#8217;ll only ever have one active at a time.<\/p>\n<p>They connect differently because of compatibility issues between the *arrs and ruTorrent&#8217;s HTTPRPC plugin.<\/p>\n\n<table class=\"kv\">\n  <tr><th>Version<\/th><th>Port<\/th><th>Connects via<\/th><\/tr>\n  <tr><td>3.10 (legacy)<\/td><td>443<\/td><td>HTTPRPC plugin<\/td><\/tr>\n  <tr><td>5.3 (latest)<\/td><td>Custom port<\/td><td>RPC2<\/td><\/tr>\n<\/table>\n\n<div class=\"tip\">\n  <span class=\"icon\">\u2192<\/span>\n  <p><strong>Not sure which one you have?<\/strong> Check your available applications page. If ruTorrent 5.3 is listed as installed there, use the 5.3 settings below even if you set things up on 3.10 in the past.<\/p>\n<\/div>\n\n<h2>2. Add rtorrent as a download client<\/h2>\n<div class=\"step\">\n  <div class=\"step-num\">1<\/div>\n  <div class=\"step-body\">\n    <h3>Open the download client settings<\/h3>\n    <p>This step is the same regardless of which ruTorrent version you&#8217;re on.<\/p>\n    <ol>\n      <li>In your Radarr, Sonarr, or Lidarr instance, go to <strong>Settings \u2192 Download Clients<\/strong>.<\/li>\n      <li>Click the <strong>+<\/strong> button to add a new client.<\/li>\n      <li>Select <strong>rtorrent<\/strong> from the list.<\/li>\n    <\/ol>\n  <\/div>\n<\/div>\n\n<h2>3. ruTorrent 3.10 (legacy)<\/h2>\n<div class=\"step\">\n  <div class=\"step-num\">2<\/div>\n  <div class=\"step-body\">\n    <h3>Configure the client <span class=\"tag limited\">Legacy<\/span><\/h3>\n    <p>Version 3.10 runs over port 443 and talks to ruTorrent through the HTTPRPC plugin&#8217;s action.php endpoint.<\/p>\n  <\/div>\n<\/div>\n\n<div class=\"term\">\n  <div class=\"term-bar\"><div class=\"term-dot\"><\/div><div class=\"term-dot\"><\/div><div class=\"term-dot\"><\/div><\/div>\n  <div class=\"term-body\">\n    <table>\n      <tr><td class=\"term-key\">Name<\/td><td class=\"term-val\">rtorrent<\/td><\/tr>\n      <tr><td class=\"term-key\">Enable<\/td><td class=\"term-val\">Yes<\/td><\/tr>\n      <tr><td class=\"term-key\">Host<\/td><td class=\"term-val\">nlxxxx.dediseedbox.com<\/td><\/tr>\n      <tr><td class=\"term-key\">Port<\/td><td class=\"term-val\">443<\/td><\/tr>\n      <tr><td class=\"term-key\">Url Path<\/td><td class=\"term-val\">\/rutorrent\/plugins\/httprpc\/action.php<\/td><\/tr>\n      <tr><td class=\"term-key\">Username<\/td><td class=\"term-val\">your-username<\/td><\/tr>\n      <tr><td class=\"term-key\">Password<\/td><td class=\"term-val\">your-password <span class=\"term-note\">\u2014 reset via &#8220;Change Password&#8221;<\/span><\/td><\/tr>\n    <\/table>\n  <\/div>\n<\/div>\n\n<h2>4. ruTorrent 5.3<\/h2>\n<div class=\"step\">\n  <div class=\"step-num\">3<\/div>\n  <div class=\"step-body\">\n    <h3>Configure the client <span class=\"tag recommended\">Current<\/span><\/h3>\n    <p>Version 5.3 runs on its own custom port and connects over RPC2 instead of the HTTPRPC plugin.<\/p>\n  <\/div>\n<\/div>\n\n<div class=\"term\">\n  <div class=\"term-bar\"><div class=\"term-dot\"><\/div><div class=\"term-dot\"><\/div><div class=\"term-dot\"><\/div><\/div>\n  <div class=\"term-body\">\n    <table>\n      <tr><td class=\"term-key\">Name<\/td><td class=\"term-val\">rtorrent<\/td><\/tr>\n      <tr><td class=\"term-key\">Enable<\/td><td class=\"term-val\">Yes<\/td><\/tr>\n      <tr><td class=\"term-key\">Host<\/td><td class=\"term-val\">nlxxxx.dediseedbox.com<\/td><\/tr>\n      <tr><td class=\"term-key\">Port<\/td><td class=\"term-val\">custom port <span class=\"term-note\">\u2014 taken from the URL you use to access ruTorrent<\/span><\/td><\/tr>\n      <tr><td class=\"term-key\">Url Path<\/td><td class=\"term-val\">RPC2<\/td><\/tr>\n      <tr><td class=\"term-key\">Username<\/td><td class=\"term-val\">your-username<\/td><\/tr>\n      <tr><td class=\"term-key\">Password<\/td><td class=\"term-val\">your-password <span class=\"term-note\">\u2014 reset via &#8220;Change Password&#8221;<\/span><\/td><\/tr>\n    <\/table>\n  <\/div>\n<\/div>\n\n<div class=\"callout\">\n  <span class=\"icon\">!<\/span>\n  <p>The port for 5.3 is <strong>not<\/strong> 443. Check the address bar while you have ruTorrent open in your browser the number after the colon in the URL is the port you need here.<\/p>\n<\/div>\n\n<h2>5. Troubleshooting<\/h2>\n<dl class=\"trouble\">\n  <dt>Unable to connect to download client<\/dt>\n  <dd>Confirm you&#8217;re using the correct port and Url Path pair for your ruTorrent version mixing them (e.g. RPC2 with port 443) will fail.<\/dd>\n  <dt>Client tests fine but downloads never appear<\/dt>\n  <dd>Double-check the category\/label settings match what the *arr app expects, and that the download path mapping is correct if you&#8217;re running Radarr\/Sonarr\/Lidarr in Docker.<\/dd>\n  <dt>401 or authentication errors<\/dt>\n  <dd>Re-enter your username and password, or reset the password via &#8220;Change Password&#8221; on your service page.<\/dd>\n  <dt>Worked before, broken after an upgrade<\/dt>\n  <dd>If you recently installed ruTorrent 5.3, your old 3.10 HTTPRPC settings will no longer work switch to the 5.3 settings above, including the new port.<\/dd>\n<\/dl>\n\n<div class=\"tip\">\n  <span class=\"icon\">\u2192<\/span>\n  <p><strong>Moving off legacy?<\/strong> Since 3.10 is being phased out, we recommend installing ruTorrent 5.3 from your available applications page and switching your *arr download client settings over ahead of time rather than waiting for it to be removed.<\/p>\n<\/div>\n<\/div>\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>How-to Connecting ruTorrent to the *arrs Radarr, Sonarr, and Lidarr can all add ruTorrent as a download client using the built-in rtorrent client type. The settings you enter depend on which ruTorrent version you&#8217;re running. 1. Which version am I running? We currently run two versions of ruTorrent side by side. The legacy 3.10 build [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","kbe_taxonomy":[10],"kbe_tags":[],"class_list":["post-1391","kbe_knowledgebase","type-kbe_knowledgebase","status-publish","hentry","kbe_taxonomy-how-tos"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Connecting ruTorrent to the ***arrs -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dediseedbox.com\/wiki\/knowledgebase\/connecting-rutorrent-to-the-arrs\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Connecting ruTorrent to the ***arrs -\" \/>\n<meta property=\"og:description\" content=\"How-to Connecting ruTorrent to the *arrs Radarr, Sonarr, and Lidarr can all add ruTorrent as a download client using the built-in rtorrent client type. The settings you enter depend on which ruTorrent version you&#8217;re running. 1. Which version am I running? We currently run two versions of ruTorrent side by side. 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