You need to use the "start" parameter to restore an image to unallocated space through command-line

Logging on a machine through RDP does not trigger the task scheduled to start on user logon

Manually create the /mms directory and make sure the /tmp is not mounted with the "noexec" option

This has already been fixed. The fix is available in the latest build of the product

To install an Acronis product from command-line you need to extract the installation package and then issue the msiexec command along with defining necessary switches