However, always download V2Box from trusted sources, keep your core updated, and remain aware of the legal context in your region. For most everyday proxy needs, V2Box is reliable, fast, and surprisingly lightweight.

| Problem | Likely Cause | Solution | |---------|--------------|----------| | No internet after enabling proxy | Server offline or wrong protocol | Test server latency; check server config | | Browser not using proxy | Proxy mode set to “Manual” | Switch to Global or configure browser extension | | High latency/packet loss | Long physical distance or ISP throttling | Try a different server or enable mKCP (if supported) | | V2Box won’t start | Missing .NET Framework or core file | Install .NET 4.8; re-download core via Tools → Update Core | | Antivirus flags V2Box | Heuristic detection of proxy tools | Add to exclusions; V2Box is not malware (verify signature) |