Go to the Start menu, then Control Panel, then Network Connections. In the top line, click on "Advanced," then "Advanced Settings," and then drag the green arrow to move Hamachi to the top.

He has Vista, so he doesn't have that option, but I did it.

Setting the priority of the Hamachi adapter in Windows Vista
Step 1: Go to the Network and Sharing Center.
Step 2: In the Tasks column, click on "Manage network connections."
Step 3: Click on the "Advanced" menu item.
Step 4: A drop-down menu will appear; click on "Advanced Settings."
Step 5: In the Connections window that appears, select Hamachi.
Step 6: If Hamachi is not first in the list, a button with a green upward arrow will be available. Click it until it becomes unavailable. This means you have reached your goal.

Guys, can you tell me how to play Heroes 3.58 over Hamachi? My friend and I installed Hamachi 2.0.2.85, he created a network, and I connected to it. In the game, he enters my Hamachi IP address, but it says that the IP address was not found. Please tell me in detail how to play.