FS2Crew released two updates for their PMDG expansions, one for the 747 QOTS II version (updated to Version 1.8.2), and the other one is of the NGX-U version (updated to 1.8).
FS2Crew NGXu v1.8 Changelog : Removed three minute engine shutdown time requirement to run the “Shutdown Checklist” in Button Control mode.
FS2Crew 747 QOTSII v1.8.2 Changelog : Engine start procedure updated if the start sequence is 3-4-2-1. When calling for start on engine 1, the FO should no longer also start engine 4.
