Hello Peter.
Thanks for the information.
Regarding GTM in S/4HANA, you wrote we have to use the transactions using SAPGUI.
That means GTM can be only used in S/4HANA On Premise edition but not in S/4HANA cloud edition. Is it correct ?
A small explanation I found about this fact :
S/4 Hana - SPRO? | SCN https://scn.sap.com/thread/3785845
Best regards
Emmanuel