under construction

Old manual


The software is provided "AS-IS" without warranties of any kind.

What is QTTabBar, how it works?

QTTabBar is a toolbar of Explorer. Written in C#, provides "Tab Browsing" feature to Explorer.

How to install or uninstall

System Requirements

  • Windows XP, Vista 32bit
  • Microsoft .NET framework 2.0 or later ( if you use Vista, no need to install framework. )
  • no other shell extensions that using .NET framwork 1.0/1.1

Installation / Update

1) Extract zip file and execute 'QTTabBar.exe'.

  • Required to have more than Power User authority to install.
  • You can do the same even if you have an older version installed.

2) After relogon to Windows, open folder, and right click on toolbar. Check 'QT TabBar'. 'QT Tab Standard Buttons' if you like.

  • Uncheck 'Lock The Toolbars' in the right-click menu on the toolbar of explorer, to move QTTabBar.
  • On Vista…
    • Click 'Organize' - 'Layout' - check 'Menu bar' to show menu bar of explorer.
    • After enabled QT TabBar, you can show or hide the menu bar by pressing Alt + M.

3) To use 'QT Tab Desktop Tool'

  • Right click on Task bar, check 'QT Tab Desktop Tool' in 'Toolbar' menu.
  • Launcher menu will be shown when double-clicked on Desktop and Taskbar.
  • and offers some functions ( 'Subfolder tip', 'Thumbnail tip' ) on the Desktop.


1) Execute 'QTTabBar.exe'.

  • You can use older/newer version to uninstall.
  • On Vista…
    • sometimes menu bar remains.
    • uncheck 'Always show menus' in Folder Options -> View
    • if menu bar still exists even after that, see FAQ.

2) If you used Memo for folder, also delete directory:

C:\Documents and Settings\%username%\Application Data\Quizo

3) Delete files and folders.


Tab, Button, and Deskop tool

QTTabBar consists of 3 parts, TabBar, ButtonBar, and Desktop tool.


TabBar is a minimum options. Withou this, QTTabBar does not work.
Provides a main function of tab browsing.


ButtonBar is optional. This provides alternate functions of Explorer standard buttons.

Desktop tool

Desktop tool is optional. This provides optional functions that are similar on Explorer window to Desktop.

Tab, tab, tab


Some hacks

As an application launcher