It appears you are experiencing lag in Kane's Wrath multiplayer when the building tab menus are open, which disappears instantly when the menus are closed. This issue might be related to a few different factors, including graphics drivers, game settings, or system resources. Here are some steps you can take to troubleshoot and potentially resolve this problem: 1. Graphics Drivers: - Update your graphics drivers to the latest version. Outdated or incompatible drivers can cause performance issues. - If you recently updated your Nvidia drivers and started experiencing the issue, consider rolling back to the previous version to see if it resolves the problem. 2. Game Settings: - Lower the graphics settings in the game to reduce...