Experimental content and steps

Basic Windows $10$ Operations and File Management

$1.$How to find a specified file, such as a "notepad" file. And copy the "notepad" file to the "Experiments" folder.

$2.$How to select multiple adjacent files or folders? How to select multiple non adjacent files and folders? How to select all files and folders?

$3.$List the methods for copying and moving files$/$folders$?$

$4.$How to "restore" deleted files?

$5.$How to search for files or folders based on modification date and file size?

$6.$How to "hide" files$/$folders$?$ How to display hidden file$/$folder icons?