What should you do if v2rayNG won’t connect? This guide troubleshoots the issue in order: check your device first, then your nodes, and finally try a different network. The steps help you distinguish between an invalid configuration, an Android permission conflict, and restrictions on your current network. We’ll prioritize reversible actions throughout—there’s no need to uninstall the app, clear your configuration, or change low-level system settings.
1. First, identify the type of connection failure
Pause v2rayNG and use your browser to open a website you can normally access directly. If you still can’t get online with the proxy off, check for Wi-Fi sign-in requirements, make sure mobile data is enabled, and check for data limits instead of repeatedly switching nodes. If regular websites load normally but you can’t access them with the proxy on, continue with the steps below.
Note: A VPN icon in the status bar only means Android has established a local VPN tunnel; it does not mean the node is reachable. Check node test results against actual website access, too—don’t rely on the numbers shown in the list alone.
2. Work through these low-risk checks in order
- Check the time and VPN conflicts: Set your phone’s date, time, and time zone to automatic. Temporarily turn off other VPNs, accelerators, and ad blockers that use local VPN mode, then start v2rayNG. If Android asks for VPN permission, allow the connection.
- Make sure you’ve selected the right node: Tap the configuration you want to use, then start the connection. The interface may differ between versions, so check which configuration is currently marked as selected. Test in standard proxy mode first, without combining it with proxy features in other apps.
- Update your subscription: In subscription management or the menu, run an update and check whether it succeeds. If it fails, keep your existing configuration—don’t delete the subscription right away. Temporary nodes may also expire, so check the source page again.
- Check the imported details: If you imported the configuration manually, make sure the link is complete and has no extra spaces or missing fields. Prefer reimporting the complete link from a trusted source. Don’t guess at changes to the port, transport, or TLS settings.
- Test a node from another trusted source: Repeated failures with one node don’t prove that the client is broken. You can cross-check with a current configuration from this site’s free nodes page, but note that free nodes may not always be available.
3. When should you try a different network?
If regular internet access works, your subscription is up to date, and multiple nodes still fail to connect, try a same-node, different-network comparison: stop the connection, turn off Wi-Fi, switch to mobile data, then try the same node again. Avoid downloading large files during the test, and keep an eye on your data usage.
If the node works on mobile data but not on your usual Wi-Fi, the issue is more likely related to that Wi-Fi’s sign-in status, router settings, or network management policies. Check whether you need to sign in through a web page. On school, workplace, or public networks, follow the rules and don’t change administrator settings yourself. If both networks fail, first recheck the node and client configuration; don’t assume the carrier is restricting the connection.
4. How to gather more clues if it still fails
Open the v2rayNG log and note the main error shown during connection. A timeout generally means the connection timed out, but that alone doesn’t identify the cause. For certificate-related errors, first check that your system time and configuration are correct. If name resolution fails, check the domain and DNS settings. Don’t turn off certificate verification just to clear an error, and don’t install certificates from unknown sources.
If the connection works in the foreground but drops when the screen is locked, check battery optimization and background activity restrictions. When asking for help, include the client version, Android version, whether you’re using Wi-Fi or mobile data, and the steps you’ve tried. Before sharing screenshots, hide your subscription address, UUID, and full node links to avoid exposing credentials.