Enabling Windowed Mode in X-Plane 11

I understand your frustration with the issue of running X-Plane 11 in "Windowed" mode. You're not alone in this; many users have encountered similar challenges. Let's try to tackle this problem with a few steps and considerations.

1. Monitor Configuration in X-Plane 11: Typically, the option for windowed mode should be available in the game settings. To access this, you would go to Settings > Graphics. Here, under the Monitor Configuration, there should be a dropdown menu offering various options including "Windowed Simulator". This is where you can usually toggle between full screen and windowed modes.
2. Resolution Considerations: There's a possibility that the resolution settings of your monitor could be influencing the availability of the windowed mode option. X-Plane 11 has a minimum resolution requirement, and if your current resolution is set too low, it might not allow the windowed mode option to appear. It's worth checking that your monitor's resolution meets or exceeds the game’s minimum requirements.
3. 32-bit vs 64-bit Versions: Some users have reported differences in the availability of windowed mode depending on whether they are running the 32-bit or 64-bit version of the game. While most modern systems would be running the 64-bit version, it might be worth experimenting with the 32-bit version if you are running into persistent issues.
4. Checking for Updates: Ensure that your version of X-Plane 11 is up to date. Sometimes, issues like these are resolved in newer updates or patches released by the developers.
5. Multiple Monitor Set-Up: If you're using a multi-monitor setup, it's important to configure each monitor correctly in X-Plane 11’s settings. The game offers detailed configurations for single and multiple-monitor setups which can be crucial in troubleshooting display issues.

If none of these steps resolve your issue, I would recommend reaching out to X-Plane's support team or checking their official forums for more specific assistance. There might be a particular nuance to your setup that requires a more tailored solution.

As always, happy flying and I hope you manage to resolve this issue soon!