This article addresses the issue of “what to do if v2rayNG won’t connect,” with a focus on scenarios where multiple people or a team share nodes/subscriptions, helping you determine whether the connection failure is caused by mobile client settings, the network environment, the subscription account, or node stability.
1. First, confirm whether it’s a basic client issue
Many connection failures are not caused by broken nodes, but by incorrect v2rayNG configuration, permissions, or system time. It’s recommended to check in the following order:
- Open v2rayNG and make sure the correct node is selected, rather than staying on an old or empty configuration.
- Tap update subscription in the top right corner. If it fails, switch networks and try again first.
- Check the phone’s system time, and it’s recommended to enable “Set time and time zone automatically.”
- Make sure v2rayNG has been allowed to create a VPN connection. A VPN icon should appear in the status bar when connected.
- Go to the node details and confirm that the address, port, UUID, and transport protocol have not been manually altered incorrectly.
If you are using the free nodes provided by this site, you can first switch between 2-3 nodes in different regions for testing, rather than judging based on only one node.
2. How does account environment stability affect team sharing?
The most common issue with team-shared use is this: the same subscription or node is being used simultaneously by multiple people and multiple devices, resulting in inconsistent connection performance. If some people can connect and others cannot, it does not necessarily mean v2rayNG is broken.
- Too many devices: Frequently switching the same subscription among multiple phones, tablets, and emulators may trigger server-side restrictions or temporary unavailability.
- Mixed network environments: Company Wi-Fi, campus networks, mobile data, and home broadband all have different restrictions, and some networks may block specific ports or protocols.
- Subscription not synced: the administrator updated the nodes, but members did not tap update subscription and are still using old nodes.
- Inconsistent client versions: older versions of v2rayNG may be incompatible with some VLESS, Reality, gRPC, and other configurations.
Therefore, when troubleshooting as a team, don’t just ask “can it connect or not”—you should record the user’s network, carrier, client version, node name, and error message.
3. Quickly identify the cause by scenario
If no team members can connect, first check whether the subscription has expired, whether the nodes have become invalid, and whether the subscription link has been changed. If only a few people cannot connect, focus on phone permissions, DNS, system time, and current network restrictions.
You can follow this process: first have the member switch to mobile data for testing; then update the subscription; then switch to another node; and finally restart v2rayNG and the phone. If mobile data works but company Wi-Fi does not, the problem is most likely with the current network environment rather than the account.
4. Common fixes
In v2rayNG settings, you can try enabling “Bypass LAN and mainland China addresses,” use the default DNS or switch to a trusted public DNS, and update to the latest client version at the same time. If the logs show timeout or connection refused, it usually means the node or network path is unreachable; if authentication-related errors appear, then there may be an issue with the UUID, subscription, or account status.
For team use, it’s recommended to designate one person to maintain the subscription, while other members are only responsible for importing and updating it, to avoid multiple people privately changing the configuration. When issues arise, first collect screenshots and logs in a standardized way, then determine whether the node needs to be replaced. This can significantly reduce the confusion of “some people can use it while others can’t.”