Edit

Edit > Copy

Copies the selected image(s) to clipboard.

Edit > Paste

Inserts contents of clipboard to the active panel.

Edit > Select All

Selects all images displayed within the active panel.

Edit > Invert Selection

Inverts selection of files within the active panel.

Edit > Delete

Deletes all images selected within the active panel.

Edit > Snipping Tool

Equals the Edit > Snipping Tool command in the main menu.