Changing from Airbus to 747-400 and setting up radio stack, GPS, etc on the second and third screens, the ability to undock and drag & drop has disappeared, and I get a split circle flashing where the cursor should be. Tried reloading FSX and FSX Accel, no improvement. Any help is appreciated before I go mad with frustration!
It certainly sounds like you've run into a perplexing issue when changing aircraft and setting up your instruments across multiple screens. I understand how maddening this can be, especially when you've got everything just how you like it, and then something just doesn't work right.
1. Graphics Drivers and Multiple Monitor Support
First and foremost, it's a good idea to check your graphics drivers and ensure that they're up to date. Multiple monitor support can sometimes get finicky, and this problem might stem from there.
2. FSX Settings and Configuration Files
I would suggest you follow these steps:
Note: If you're using any third-party add-ons or utilities that affect window management, ensure that they're compatible with your current version of FSX.
3. Other Potential Solutions
4. Relevant for Other Platforms
The solutions provided here might be relevant to other platforms like Microsoft Flight Simulator (released in 2020) or X-Plane 12, although the steps may vary slightly.
Hopefully, something here helps you resolve the issue. If you're still struggling, don't hesitate to post back with more details, and I'll do my best to assist you further. It's a complex system, and sometimes, the strangest issues can have the simplest solutions.
Wishing you all the best in resolving this and getting back to enjoying your flight simulation!
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