Answers to most technical questions can be found in the user manual included with your software.
Answers to other questions may be found below:
What do I get with my X-1 SG addon?
Are all the X-1 SG systems simulated?
How realistic is the X-1 SG addon?
I am an X-1 fan but a beginner flight simmer? Is the X-1 SG addon too complex for me?
Does my X-1 SG addon come with a virtual cockpit?
Does my X-1 SG addon come with 2D panels?
What is the maximum speed of my X-1 SG addon?
What is the maximum altitude than can be reached?
Where's the parachute?
Can the B-29 carrier aircraft take off with the mated X-1 SG?
SOFTWARE INSTALLATION AND SETUP
What are the minimum system requirements for installing the X-1 SG addon?
How do I install the addon I've purchased?
The installer asks for my product activation key. Where do I find it?
Can I re-download my addon if I lose the original file?
I've installed Flight Simulator X in a custom folder, will the installer detect it?
Is the X-1 SG addon compatible with Microsoft® Flight Simulator X?
Is the X-1 SG addon compatible with Microsoft® Flight Simulator 2004?
Is the X-1 SG addon compatible with Lockheed Martin Prepar3D®?
Is this addon compatible with the latest version of Windows®?
Is this addon compatible with the latest version of DirectX®?
My X-1 SG addon has no virtual cockpit. How can this be possible?
After I've installed my new X-1 SG addon in FSX, only two X-1 SG aircraft variations appear in the Select Aircraft page. Where are the other variations?
AIRCRAFT OPERATION & PROCEDURES
How do I take off and fly my X-1 SG add-on?
Can I download a free version of the user manual?
What's the easiest way to start the X-1 SG rocket engine without going through the entire check list and procedures?
Can I use CTRL-E to start the X-1 SG rocket engine?
Why are some of the aircraft systems reset when a new X-1 SG aircraft is loaded?
The X-1 SG instrument panels appear "frozen" after a new aircraft has been loaded while in flight. What do I do?
I just loaded a new flight and I see special effects like engine flames and turbopump exhaust steam, but I haven't done anything yet. How do I turn these effects off?
Why is my X-1 SG addon moving on the runway at the beginning of a new flight and before the aircraft has been serviced?
The engine is running at the beginning of a new flight and before the aircraft has been serviced. How do I stop the engine and avoid this issue in my next flight?
Why can't I reach the maximum speed/altitude?
I've just installed my X-1 SG addon and loaded my first flight but I cannot see the cockpit. What's the problem?
My X-1 SG landing gear won't retract. What do I do?
The rudder pedals are inverted. The rudder is right, but the pedals are inverted.
The rocket exhaust plumes are slightly askew; they're all positioned slightly to the left of the actual holes. Is this normal?
I can never get the B-29 bomber to appear, though I see the X1/B-29 combo in the FSX Aircraft Selection page. Even if I load the saved games of the 'Drop' variation, the X1 simply drops out of nowhere, and there is no B-29 bomber. What do I do wrong?
Some switches in the virtual cockpit don't work when clicked on? Is this an issue?
I've installed my new X-1 SG addon, nothing is working, and I cannot get the engine start by all means on any aircraft. I cannot move the throttle either. Please help!
I have a number of display and performance issues with my new X-1 SG addon. Could you help me troubleshooting my problems?
I have another question about my X-1 SG addon, can I contact you?
How do I get product patches and upgrades?
I have some ideas about improving the X-1 SG or future exciting addons, can I contact you?