FreeCommander

If the cursor is over the menu item "View → Thumbnails more" a sub menu with the following menu items is opened:

One sub menu item per thumbnail size

A size between 48 bis 1024 can be selected.

Thumbnail list

Activating the sub menu item "Thumbnail list" or the shortcut "Alt+L" shows all items of the active panel with the view type thumbnail list.

All column contents are displayed besides the thumbnail, one column content per row.

The settings of this view type can be defined under the menu item "Tools → Settings → View → Thumbnails". This picture preview also works within archive files.

Activating the shortcut "Alt+L", when the view type "Thumbnail list" is active, activates the previously active view type.

Thumbnail details

Activating the sub menu item "Thumbnail list" or the shortcut "Alt+I" shows all items of the active panel with the view type thumbnail details.

The thumbnail of a file/folder and all its column contents are displayed in one row.

The settings of this view type can be defined under the menu item "Tools → Settings → View → Thumbnails". This picture preview also works within archive files.

Activating the shortcut "Alt+I", when the view type "Thumbnail details" is active, activates the previously active view type.

Thumbnail labels

Activating the sub menu item "Thumbnail labels" or the shortcut "Alt+B" shows all items of the active panel with the view type thumbnail labels.

The column contents of a thumbnail are shown below the thumbnail in rows.

There are some additional settings for this view type under the menu item "Tools → Settings → View → Thumbnails". This picture preview also works within archive files.

Activating the shortcut "Alt+B", when the view type "Thumbnail details" is active, activates the previously active view type.

Toggle thumbnails background color

Activating the sub menu item "Toggle thumbnails background color" or the shortcut "Ctrl+O" toggles background color of the thumbnail list in the active panel.

The used colors are defined in the settings of the viewer