It sounds like you're experiencing some unusual performance issues on your laptop, especially with specific applications and not just limited to your game development software. The fact that you've encountered lag problems with Windows Media Player and even Facebook chat suggests that the issue might be related to how the system is handling certain types of processes. Here are a few steps you can take to troubleshoot and potentially resolve the lag issue on your Windows 7 laptop: 1. Update Drivers: Ensure that all your drivers, especially graphics drivers, are up to date. Outdated drivers can sometimes cause performance issues. 2. Check for Background Processes: Use Task Manager to check for any resource-hungry applications...