My Computer Keeps Freezing: Team Fortress 2 Troubleshooting

My Computer Keeps Freezing: Team Fortress 2 Troubleshooting: "Team Fortress 2 (TF2) is an ever-changing online first-person shooter developed by Robin Walker and his team at Valve Corporation. Since it is online, it changes rapidly, and that causes the chances to rise that problems will occur. A commonly seen thread title in the user forums of the game is something to the effect of �My compu"