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Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Fri Feb 21, 2025 5:27 pm
by mvr1918
I have looked more in detail into this issue and there will be no fast fix for this.
What you can do if you really want a better driver now, you can get to the SHOP page and buy the
OiWT747 driver for 10 Euro . You can then use that driver with the ASOBO B747 if you starrt it manually in Oi4FS24.

The next Oi4FS24 update will implement and use this driver for both 747 airplanes(ASOBO, WT) in MSFS2024.

Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Mon Aug 18, 2025 12:53 pm
by Blinn
It seems PMDG is in no rush to update the 737 to 2024. The current SIOC drivers don't work with the cockpit annunciators, but the switches do. Is there any chance there could be an update here?
Thanks a lot.

Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Mon Aug 18, 2025 3:56 pm
by mvr1918
To enable PMDG 737 airplanes to send out variable outputs, the SDK lines below must
be set in the 737_Options.ini file you find in the paths below.
[SDK]
EnableDataBroadcast=1
EnableCDUBroadcast.0=1
EnableCDUBroadcast.1=1

MS Copilot says:
The 737_Options.ini file for the PMDG B737 in Microsoft Flight Simulator 2024 is located in the following directory, depending on your installation type:
🗂️ File Location Paths
📦 Microsoft Store Version
C:\Users\<YourUsername>\AppData\Local\Packages\Microsoft.FlightSimulator_8wekyb3d8bbwe\LocalState\Packages\PMDG-aircraft-737\work


🛠️ Steam Version
C:\Users\<YourUsername>\AppData\Roaming\Microsoft Flight Simulator\Packages\PMDG-aircraft-737\work


Replace <YourUsername> with your actual Windows username.

Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Wed Jan 21, 2026 8:58 am
by Alpin-Flier
Hi Roar

I just moved my homecockpit with PMDG737 to the MSFS2024 version. Up to now, most of the variables work fine :D . Up to now I found only one little issue with my COM units. The transfer buttons need to be operated twice for a frequency swap, meanwhile the NAV buttons work fine. This is the code:

Var 2283, name COM1_TFR, static, Link IOCARD_SW, Device 8, Input 6, Type P // Active/Standby swap button
Var 2301, name COM2_TFR, static, Link IOCARD_SW, Device 18, Input 6, Type P // Active/Standby swap button
Var 2805, name NAV1TFR, static, Link IOCARD_SW, Device 9, Input 6, Type P // Active/Standby swap button
Var 2807, name NAV2TFR, static, Link IOCARD_SW, Device 19, Input 6, Type P // Active/Standby swap button

Any idea, what is going wrong? Thank you for help.

BR Urs

Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Fri Jan 23, 2026 6:48 pm
by mvr1918
Urs,
Working fine here.
The code does not look like the code I have in my PMDG B737 v7.0.ssi that I use and that came with Oi4FS24 v6.4 bundle.

Re: A new updated Oi4FS24 that is compatible with both MSFS2020 and MSFS2024 is now available

Posted: Sat Jan 24, 2026 8:21 am
by Alpin-Flier
Hi Roar

Thank you very much for your fast help. In fact I used an older script with outdated variables for COM1 and COM2 swap. Everything fine now :) .

BR Urs