Microsoft Flight Simulator FAQ

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Download stuck on packages / Install loop


Before attempting the steps below, make sure to use an ethernet cable instead of wifi, even if your wifi is stable. Some users reported that using a wired connection immediately fixed the problem.

Please be aware that if you have reached your Data limit cap you might be prevented from downloading additional data. The data cap will reset at the date you have set up. By default, it should be on the first day of every month, unless you have selected a different day.


Download stuck on big files

If the download is stuck on a package such as "pc-fs-base-bigfiles-0.1.59.fspackage"


A) Disable Window Auto-tuning

  • In the Windows search bar, type Command and look for ‘Command Prompt
  • In the menu select “Run as administrator
  • Enter: netsh int tcp set global autotuninglevel=disabled
  • Press enter
  • Reboot your computer


B) Use Netlimiter

Some users reported that using Netlimiter and setting the download speed between 5 and 20 Mbps helped them bypass the looping issue.


C) Retrieve the local save

    1. Uninstall the Microsoft Flight Simulator app and packages (See step II from our articles How to repair or remove Microsoft Flight Simulator on Microsoft Store or on Steam)
    2. Reinstall the Microsoft Flight Simulator app (See: Download & Installation guides)
    3. Launch Microsoft Flight Simulator as an administrator
      • Type "Flight Simulator" in the Windows Search bar and select "Run as administrator" in the menu that appears.
    4. Unplug your Ethernet cable or turn off your wifi
    5. Continue through the menu that appears on the screen
    6. The sim will crash when loading. Press Alt-F4
    7. Plug your internet back and launch the sim as administrator again
    8. A pop up will appear asking to choose between the cloud save or the local save. Select "the one on this device."
    9. Follow the instructions on the screen and point to the correct game path
    10. Wait for the core packages to finish downloading and installing
    11. Go to Content Manager and select the additional packages you want to download and install
    12. Restart the game


Download stuck on small files

 If the download is Stuck on a particular aircraft or activity package such as "asobo_aircraft_b787_10_0.1.42.fspatch" or "asobo_bushtrip_nevada0.1.35fspatch" and you have community-created content, please do the following:

  • Step 1: Close the launcher
  • Step 2: Go to the Community folder
    • By default this folder is located here:
      • Microsoft Store edition:
        • C:\Users\YourUsername\AppData\Local\Packages\Microsoft.FlightSimulator_8wekyb3d8bbwe\LocalCache\Packages\Community
      • Steam edition:
        • C:\Users\YourUsername\AppData\Roaming\Microsoft Flight Simulator\Packages\Community
  • Step 3: Search any non-official content corresponding to the package that is stuck. For instance "b787" or "bushtrip"
  • Step 3: Delete the corresponding non-official content
  • Step 4: Reboot your computer
  • Step 5: Relaunch the download


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