How to run Team Fortress 2 in windowed mode
If you want more control, use `-windowed -noborder` in the launch options. This gives you a borderless window, almost like full screen.
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Just press Alt+Enter while in the game. Boom, windowed mode!
Easiest way? Right-click TF2 in your Steam library, select 'Properties', then 'Set Launch Options'. Add `-windowed` and hit OK. Done!
You only need `-windowed` in launch options. Simple and effective!
From personal experience, setting `-windowed` in launch options is super reliable. Never had a problem.
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