About timecode while trimming

When trimming a clip, the timecode pops up. What do these timecodes mean?

Context menu for Imported histories grayed out

Right-click on imported history item, but all context menu are grayed out.

Difference of Import GPX files menu

There are two "Import GPX files" menus at the menu bar. What is difference of them?

Modified properties are not applied

Modified properties are not applied when seeing the clip in Windows Explorer.

Difference of search mode

What is difference of search mode that I can use via [Edit] > [Search duplicate clips] ?

Connected iPhone does not appear in Mync

Connected iPhone does not appear under [Folder] > [Computer] > [Removable Device].

Cannot browse certain clips in connected iPhone

I cannot browse certain clips (photo or movie) in the iPhone.

Mync does not start

Mync does not start

Upload progress disappears

I closed upload progress dialog. How do I see it again?

Select multiple clips by touch screen operation

I'm using Mync on touch screen environment. How do I select multiple clips?