This article explains what to do when v2rayNG won’t connect. It’s a step-by-step troubleshooting guide for beginners, covering your phone’s network, node details, proxy mode, and common errors. Each step is easy to follow, with minimal technical jargon, and the guide doesn’t cover setting up your own server.
1. First, check that your phone’s network is working properly
Many connection failures aren’t caused by incorrect v2rayNG settings. The current network may be unstable, DNS may be acting up, or your local network may have restrictions. Start with these basic checks:
- Close v2rayNG and open a browser to visit a domestic website. Make sure your phone can access the internet normally.
- Switch between Wi-Fi and mobile data to test the connection. If Wi-Fi doesn’t work but mobile data does, the problem is likely with the Wi-Fi network.
- Turn off other VPNs, accelerators, and proxy apps to prevent multiple proxies from managing your network at the same time.
- Reset your phone’s network connection: turn on Airplane mode for 10 seconds, then turn it off and reconnect.
If you’re using a company, school, or hotel network, it may restrict certain ports or monitor network traffic. Try switching to mobile data first. If you can connect, the node itself may be fine.
2. Check that the node is working and was imported correctly
v2rayNG relies on node configurations to connect. An inactive node, an incomplete copy, or an outdated subscription can all cause connection failures. Here’s how to check:
- Long-press the current node and select the latency test or connectivity test to see if it responds.
- If you imported a link manually, make sure the vmess, vless, trojan, or other link wasn’t copied with any characters missing.
- If you’re using a subscription, open the subscription settings and tap Update to avoid using outdated nodes.
- Try switching to another node. Don’t conclude that the app is broken after testing just one node.
This site collects free node resources that are useful for temporarily testing network connectivity. However, free nodes may stop working quickly, so if you can’t connect, try updating your subscription or switching nodes first.
3. Check common v2rayNG settings
After opening v2rayNG, make sure the button in the lower-right corner is enabled and that the key icon or VPN indicator appears at the top. This means the proxy is active. Beginners often overlook the proxy mode and routing rules.
Start with the default routing settings and avoid changing the rules repeatedly. If you’ve changed any settings, check these options on the Settings page: Local DNS, routing mode, and Allow connections from the LAN. You generally don’t need to enable LAN connections when using your phone by itself. If you’ve changed the DNS settings, try restoring the defaults or switching to a common public DNS.
Some domestic Android systems also restrict VPN apps running in the background. If v2rayNG disconnects shortly after starting, allow it to run in the background in your system settings, turn off battery-saving restrictions, and make sure it has permission to access the internet.
4. Quickly diagnose the problem based on what you see
- It stays on “Connecting”: The node may be unavailable, the port may be blocked, or the current network may have restrictions.
- It connects, but webpages won’t load: Check whether the VPN icon is actually visible in your system, or try another browser and clear the DNS cache.
- Some websites open but others don’t: The routing rules or the node’s exit may be the issue. Try another node.
- The subscription won’t update: First check whether the subscription address is accessible. If necessary, switch networks and try updating again.
If you still can’t connect after troubleshooting, try the same node on a different network and a different node on the same network. If the connection works on another network, the original network is likely the problem. If it works with another node, the original node is probably inactive. This approach can help you identify most causes of v2rayNG connection failures.