Use the search tool. Under the tools pulldown, Pick the search you want to use. This will open the search tool separately. From here there is a button/icon to export to Excel.
If you just need the list of files, you can use a Windows Explorer trick. Select all the files in the search results, and then Shift-Right Click and select 'Copy as path'. You can then paste it into Excel or wherever.
Use the search tool. Under the tools pulldown, Pick the search you want to use. This will open the search tool separately. From here there is a button/icon to export to Excel.