B107 Technical Guide: Common Issues & Solutions (MSFS 2024 / X-Plane 12)
Low annunciator brightness
Some users report that the B107 annunciator lights — especially amber and green indicators — appear significantly dim, while blue lights perform normally. The issue is particularly noticeable in bright environments or during daytime use.
Current status
- Issue confirmed
- No hardware-level firmware fix released yet
Temporary workaround
- Adjust ambient lighting and viewing angle to improve visibility
- An official $20 refund compensation is available for affected users
PMDG 737 pressure panel always shows 0 (MSFS 2024)
When using the PMDG 737 in Microsoft Flight Simulator 2024:
- FLT ALT / LAND ALT adjustments work normally
- In-sim values update correctly
- However, the B107 panel always displays "0"
Solution — manual configuration required
Locate the 737_Options.ini file in the Microsoft Flight Simulator 2024 installation folder, open it with administrator privileges, and add the following:
[SDK] EnableDataBroadcast=1
No functionality in X-Plane 12 (all aircraft)
In X-Plane 12:
- The panel connects successfully
- The Rowsfire app detects the correct aircraft model
- However, all switches, knobs, and indicator lights are unresponsive
Affected aircraft
Root cause
This issue is related to the X-Plane data bridge not being correctly installed or activated.
Solution — install Zibo Bridge (recommended)
Follow the official tutorial for installing the bridge component:
▶ Zibo Bridge Installation Tutorial (Video)Summary
The B107 is a high-immersion hardware device that depends on software configuration. Most early-version issues have a workaround or a software fix available, making it well suited to flight-sim enthusiasts who are comfortable performing basic configuration adjustments.
Learn more about the B107
Full specs, compatibility and current pricing on the official product page.
View the Rowsfire B107Frequently asked questions
Why are my B107 annunciator lights dim?
The PMDG 737 pressure panel shows 0 in MSFS 2024 — how do I fix it?
737_Options.ini in your MSFS 2024 install folder with administrator privileges and add:[SDK]EnableDataBroadcast=1This does not affect the iFly 737 MAX, where the panel works normally.

