If you are having trouble launching your flight, the issue is usually caused by a synchronization problem between MFLink and FSUIPC/XPUIPC.

Follow the steps below to resolve the issue.

Step 1: Open the Task Manager #

1. Press Ctrl + Shift + Esc to open the Task Manager.
2. Go to the Details tab.
   

Step 2: Display the “High” column

1. Right-click on any column header (Name, PID, etc.).
2. Click Select columns
3. Check the High option and click OK.
   

Step 3: Check MFLink and FSUIPC processes

1. In the Details tab, locate FSUIPC.
   • Make sure its priority is set to High.
2. Locate MFLink.
   • Ensure it is not set to High priority.
     

Step 4: Adjust FSUIPC compatibility settings

1. Open the FSUIPC installation folder (usually located on the C: drive).
2. Right-click the FSUIPC executable and select Properties.
3. Go to the Compatibility tab.
4. Click Change settings for all users (if available).
5. Uncheck “Run this program as an administrator”.
6. Click Apply, then OK.

Conclusion

After completing these steps, MFLink and FSUIPC/XPUIPC should synchronize correctly.
Make sure both applications are running in normal mode, not administrator mode.

If the issue persists, please contact our technical support team for further assistance.This procedure also applies to XPUIPC and X-Plane users.