To Direct Tunnel Fix — Hamachi Relayed Tunnel

How to Fix Hamachi Relayed Tunnel to Direct Tunnel (2026 Guide)

Hamachi uses two types of tunnel modes:

Hamachi has hidden registry keys that control tunneling behavior. Back up your registry before doing this. hamachi relayed tunnel to direct tunnel fix

If one peer switches to a less restricted network (e.g., mobile hotspot), that often forces direct tunnel. How to Fix Hamachi Relayed Tunnel to Direct

• If direct tunnel remains yellow despite fixes, likely due to symmetric NAT, CGNAT, or ISP restrictions — use the relayed connection (functional) or set up your own VPN/port-forwarding on a server you control.

1. Open Windows Defender Firewall.
2. Click Allow an app or feature through Windows Defender Firewall.
3. Scroll down to LogMeIn Hamachi.
4. Ensure both "Private" and "Public" boxes are checked.
5. If Hamachi is not listed, click "Change Settings" > "Allow another app" and browse for the hamachi-2.exe executable (usually found in C:\Program Files (x86)\LogMeIn Hamachi).

• Strict NAT on one or both sides (common with mobile hotspots, CGNAT, or corporate networks).
• Firewall/Antivirus blocking Hamachi’s direct traffic.
• Multiple network adapters causing routing confusion.
• ISP-level restrictions (e.g., double NAT).
• Hamachi’s "Direct traffic" setting disabled.

This forces the app to use the static ports you defined in Step 1. 3. Adjust Firewall and Antivirus If direct tunnel remains yellow despite fixes, likely