A restore of files should always be executed carefully. It is only allowed to do a restore of files to a temporary restore catalog. To set a temporary restore path select userconfiguration and set temporary path restore.
There are two types of restore:
full restore restore by files if the remote is a snapshot the list of files might be huge, depends upon how many snapshots and how many files in a snapshot A restore always start with selecting the task and then the Filelist button.