V2RayNG Won’t Connect? A Practical Troubleshooting Checklist

This article addresses the common question, “What should I do if v2rayNG won’t connect?” If you can’t get online after importing a node, speed tests fail, the app stays on “Connecting,” or it connects but webpages won’t load, work through the checklist below to quickly identify whether the cause is the node, configuration, network, or phone settings.

1. Check that your basic network environment is working

Many connection failures aren’t caused by a problem with the client, but by an issue with the network environment. Before troubleshooting, check these commonly overlooked items.

1. Make sure your phone’s internet connection is working: Close v2rayNG and open a domestic website in your browser to confirm that Wi-Fi or mobile data is working normally.
2. Try a different network: If you can’t connect over Wi-Fi, switch to mobile data; if mobile data doesn’t work, try Wi-Fi. Some public networks restrict proxy connections.
3. Check your system time: An incorrect phone clock can cause TLS certificate validation errors. We recommend enabling “Set time automatically.”
4. Turn off other VPNs: Run only one VPN app at a time to avoid routing conflicts.
5. Make sure you have the latest version of v2rayNG: Older versions may not support configurations using VLESS, Reality, or the latest TLS fingerprints.

2. Check that the node and subscription are valid

If your basic network connection is working, check the node next. Free nodes can expire, become congested, or get blocked. We also recommend updating the free nodes provided on this site regularly before testing them.

• In v2rayNG, long-press the current node and select “Test current configuration (real connection)” or run a latency test.
• If all nodes fail the test, update your subscription first: tap the menu in the upper-right corner and select “Update subscription.”
• If only one node fails, try other nodes in the same subscription instead of repeatedly testing just that one.
• Check how the node was imported: When copying a subscription link, make sure it contains no spaces, line breaks, or extra characters. After importing a QR code, check that all the parameters are present.

Note: A latency test may only indicate that the server is reachable; it doesn’t guarantee that websites will load. If the test shows a latency result but you can’t access the internet, check your routing and proxy mode next.

3. Check common v2rayNG settings

Open the v2rayNG settings and check the following items. Most users don’t need to change advanced parameters; just make sure there are no obvious errors.

1. We recommend starting with “Bypass LAN and mainland addresses” or the default routing mode. If you’re unsure, don’t import unfamiliar rules.
2. Try enabling local DNS. If that causes problems, turn it off and test again. Try both settings.
3. If per-app proxy is enabled, make sure the apps you want to use—such as your browser, Telegram, and YouTube—are selected. Otherwise, the VPN may show as connected while those apps bypass the proxy.
4. If your node uses a protocol such as VLESS, Trojan, or VMess, don’t manually change fields such as the port, UUID, transport, SNI, or Host.

4. Identify the cause based on the symptoms

Different symptoms point to different causes. Use the guidance below:

• Stuck on “Connecting”: The node may be unreachable, the network may be blocking the connection, or the configuration may be incorrect. Try another node, then another network.
• Connected, but webpages won’t load: Check per-app proxy settings, routing mode, and DNS settings.
• Some websites load, but others don’t: This may be a rule issue. Switch to the default routing mode or test with global proxy mode.
• Subscription update fails: Check whether the subscription link has expired and whether your current network can access the subscription URL.

Finally, keep one “working node” as a reference. If all your new nodes fail but the old one connects, your client and phone environment are probably working normally. If every node fails, focus on your network, app version, and system VPN permissions. Following these steps in order will usually resolve most v2rayNG connection failures.