Select files in list view, use Ctrl button with mouse click to select more then one file. If you want to select all files click select all in the menu
[File], or click button select All ()
on the tool bar. If you need unselect all files, click unselect all in the menu [File], or click button unselect All () on the tool bar.
Step 2:
Click on the parts of the date box and time box, change value manually from the keyboard. For example set 07.07.2004 (date) and 0:00:00 (time). You can see this example on the picture.
Note: To change date time options you need to set check box "Change date and time" on the Attributes tab.
Step 3:
Customize date and time options click tab "Date Time Mask". Set options like on the picture.
Step 4:
Click menu [File] change file attributes, or click change file attribute button () on the tool bar.