{"id":21380,"date":"2026-06-07T09:53:44","date_gmt":"2026-06-07T09:53:44","guid":{"rendered":"https:\/\/xgamingserver.com\/blog\/fivem-server-cfg-explained-every-important-setting\/"},"modified":"2026-06-07T09:53:44","modified_gmt":"2026-06-07T09:53:44","slug":"fivem-server-cfg-explained-every-important-setting","status":"publish","type":"post","link":"https:\/\/xgamingserver.com\/blog\/fivem-server-cfg-explained-every-important-setting\/","title":{"rendered":"FiveM server.cfg Explained: Every Important Setting"},"content":{"rendered":"<p>The <code>server.cfg<\/code> file is the heart of every FiveM server &mdash; it sets your server name, max players, license key, which resources load, and who has admin power. Get it right and your server boots clean; get it wrong and it won&rsquo;t start at all. Here&rsquo;s every important section explained.<\/p>\n<h2>Identity and basics<\/h2>\n<pre><code>sv_hostname \"My FiveM RP Server\"\nsv_maxclients 48\nsets locale \"en-US\"\nsets tags \"roleplay, economy, custom\"<\/code><\/pre>\n<p><code>sv_maxclients<\/code> can go up to 2048 on modern builds, but your real limit is your hardware &mdash; busy RP servers are CPU-bound, so size sensibly.<\/p>\n<h2>The license key<\/h2>\n<pre><code>sv_licenseKey yourCfxKeyHere<\/code><\/pre>\n<p>This is the free Cfx.re key. Without it the server refuses to start &mdash; see our <a href=\"\/docs\/fivem\/create-license-key\">license key guide<\/a>.<\/p>\n<h2>Starting resources with ensure<\/h2>\n<p>Resources are loaded with the <code>ensure<\/code> command (preferred over the older <code>start<\/code>, because <code>ensure<\/code> also restarts a resource if it&rsquo;s already running). Order matters &mdash; dependencies must come before the resources that need them:<\/p>\n<pre><code>ensure mapmanager\nensure spawnmanager\nensure sessionmanager\nensure chat\nensure hardcap\n# frameworks and your own resources after the basics\nensure es_extended<\/code><\/pre>\n<h2>Admin permissions (ACE)<\/h2>\n<p>FiveM controls admin power through the ACE permission system in <code>server.cfg<\/code>:<\/p>\n<pre><code>add_ace group.admin command allow\nadd_principal identifier.fivem:1234567 group.admin<\/code><\/pre>\n<p>Getting ACE syntax right is fiddly &mdash; our free <a href=\"\/tools\/fivem\/ace-permissions\">ACE permissions generator<\/a> builds the exact <code>add_ace<\/code> \/ <code>add_principal<\/code> lines for you, and the <a href=\"\/docs\/fivem\/ace-permissions\">ACE permissions guide<\/a> explains the model.<\/p>\n<h2>Endpoints and OneSync<\/h2>\n<pre><code>endpoint_add_tcp \"0.0.0.0:30120\"\nendpoint_add_udp \"0.0.0.0:30120\"\nset onesync on<\/code><\/pre>\n<p>OneSync is required for servers above 32 slots and enables server-side entity control used by most modern frameworks.<\/p>\n<h2>Build it without the typos<\/h2>\n<p>One wrong quote or a misordered <code>ensure<\/code> can stop the whole server from booting. Our free <a href=\"\/tools\/fivem\/server-config\">server.cfg generator<\/a> produces a valid file with your name, slots, endpoints, and resource list filled in. On <a href=\"\/five-m-server-hosting\">XGamingServer FiveM hosting<\/a> you can edit it in the panel or through txAdmin and restart in one click &mdash; the <a href=\"\/docs\/fivem\/configure-your-server\">configuration guide<\/a> has the details.<\/p>\n<h2>FAQ<\/h2>\n<p><strong>ensure vs start &mdash; which should I use?<\/strong> Use <code>ensure<\/code>. It starts the resource and restarts it if it&rsquo;s already running.<\/p>\n<p><strong>My server won&rsquo;t start.<\/strong> Check the license key, look for a missing\/misordered <code>ensure<\/code>, and watch the console for the first error line.<\/p>\n<p><strong>How many players can I run?<\/strong> Up to 2048 with OneSync, but CPU is the real ceiling &mdash; size to your hardware.<\/p>\n<p><em>Sources: <a href=\"https:\/\/docs.fivem.net\/docs\/server-manual\/setting-up-a-server\/\" rel=\"nofollow\">Cfx.re Docs &mdash; Setting up a server<\/a>.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The server.cfg file is the heart of every FiveM server &mdash; it sets your server name, max players, license key, which resources load, and who has admin power. Get it right and your server boots clean; get it wrong and it won&rsquo;t start at all. Here&rsquo;s every important section explained. Identity and basics sv_hostname &#8220;My [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[142],"tags":[],"class_list":["post-21380","post","type-post","status-publish","format-standard","hentry","category-fivem"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.5 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>FiveM server.cfg Explained: Every Important Setting - XGamingServer<\/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:\/\/xgamingserver.com\/blog\/fivem-server-cfg-explained-every-important-setting\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"FiveM server.cfg Explained: Every Important Setting\" \/>\n<meta property=\"og:description\" content=\"The server.cfg file is the heart of every FiveM server &mdash; it sets your server name, max players, license key, which resources load, and who has admin power. 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