I had to cancel the error message, go into my system preferences > security and privacy and re-open X Plane 11. Other issues I encountered with my MacBook when loading up X Plane for the first timewas the error message saying that the source of the file could not be verified. If you have the Zibo Mod Download Quota Exceeded error message an easy workaround is to: right-click on the file > click make a copy > download the copy of the zip file. ZIBO Mod Download Quota Exceeded Workaround issue On my initial download, I had an error message saying ‘Zibo mod download quota exceeded’. has good instructions and it is just a case of downloading the file, unzipping the Zibo Mod 737 file and copying the folder into your XPLANE11/AIRCRAFT folder. 4/ Download and install latest AviTab plugin by Folko (install to folder XPLANE11/Resources/plugins) ZIBO install guide.Download and install latest TerrainRadar plugin by DrGluck (install to folder XPLANE11/Resources/plugins).Download and copy the folder “B737-800X” (from “full” package) to folder “XPLANE11/Aircraft/” on your computer.Go to “DOWNLOAD LINKS” DOWNLOAD LINKS ON.The Zibo installation is straight forward with the download available from here.

The inspiration to get Zibo Mod came from the excellent tutorials from flightdeck2sim on YouTube. MacBook Pro X Plane 11 For The First Time (Amazing).

Download xplane 737