Solution : https://service.sap.com/sap/support/notes/128463 (SAP Service marketplace login required)
Key words :
newer version remote connection request, general/r3server/abap/note, older version functions, sarsapcar -xf ua620, sarsapcar -xf ua640, zip' file extension, ua/doc/uahelp, ua\doc\uahelp, uagui uaserver reason, car -xf ua46x
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