Directory Opus FAQs organised by topic
This post contains a list of Opus FAQs organised by topic rather than by age as they are when you view the FAQ forum.
Installation and Evaluation Period
Common purchasing, upgrading and licensing questions.
How to get an extended 60-day evaluation.
Problems installing Opus
Windows Compatibility Settings / Installer says XP SP3 is required on a later OS version
Your old toolbars are still there after you upgrade -- How to turn them back on.
Where is the uninstaller? -- In the usual place!
How to manually remove Explorer Replacement settings
The update cycle and lifetime licences -- Also explains major vs minor updates.
Stable vs Beta versions, and the automatic update checker
Registration Certificate installation problems
How to check for a corrupted installer or main program
How to change the language Opus uses
Perform a silent install of Directory Opus
Folders, Formats, View Modes and Filters
Folder Formats: Quick Guide -- Set the view mode, columns etc. used for all directories.
Folder Formats: Special Folders (Computer, Network, etc.)
Folder Formats: Detailed Guide
Toggle display of Hidden / System files
Quickly open a Dual Display showing the current folder
Middle Double-Click to open Folder in New Tab (a bit like Firefox)
Always re-use a single window instead of opening new windows -- New tabs instead of new windows. Also how to make a hotkey to show the last active window.
Calculate folder sizes automatically -- How to turn it on or off or do it only on-demand
How to filter items by location or sub-folder -- e.g. when searching for files.
Remember scroll positions and file selections
Understand and Configure Folder Formats [Opus 9 and earlier]
Folder Formats: Special Folders [Opus 9 and earlier]
Change the sort arrow direction [Opus 9 and earlier]
Window Sizes and Positions
Why are my Opus windows on-top?
Save the positions of the Tree, Find and Viewer panes
Windows don't maximize properly with (Matrox) multiple monitors
Rename or move music files based on MP3 tags
Mass-editing of MP3 Tags
There is now a Rename Scripting forum for example Rename presets, buttons and scripts.
Viewer and Viewer Plugins
Stop the Opus image viewer from being used by default
Use the Opus image viewer inside or outside of Opus
Enable/fix playback of various media formats in Opus -- Enable playback of MOV, MKV, FLV movies/videos, MP3 audio, etc.
View Open Office documents -- (viewing via MS Office should work automatically; OO may require an extra step)
View AutoCAD .DWG .DWF etc. files
Toolbar and Command Editing
How to add example buttons to your toolbars and menus
How to create a Styles tab-bar (like Opus 9)
How to refer to programs on the same drive as portable Opus
Commands to copy selected filenames to the clipboard
Don't forget to check the Tutorials and Buttons & Toolbars forums for more help and advice.
Understand and configure background images
Change the color of the Name (or sorted) column
Change the default folder icon in Opus
How to disable the glass status bar on Vista
Fix white boxes behind labels in Preferences
Seeing Opus 9 icon after updating to Opus 10
When and why does Directory Opus access the Internet?
FTP doesn't work
Opus as the default FTP handler
Opus displays an error referring to ws2_32.dll
Empty drop-down list of addresses in Opus e-mail client
SSH: How to login using key files
Other How-To Guides
How to backup or locate your Opus configuration (Simple)
How to backup or locate your Opus configuration (Advanced)
Display full name or path in pop-up info-tips
How to make Win-E open a default lister instead of Computer
How to move the thumbnail cache
Add Thumbnails to InfoTips
Make RAR, 7z, ISO, etc. files open in Opus when double-clicked
Read/Write Linux Partitions
Always MOVE or COPY files after a drag & drop
Can I add a '..' item to go to the parent directory?
How to add comments/descriptions to files and folders
How to Create New/Empty Files
How to Exit Directory Opus
Don't forget to check the Tutorials forum for more help and advice.
Why NOT to run Opus as Administrator under UAC
Double-click / right-click on desktop items does nothing (Windows XP only)
Changes to folders are not always detected
Crash, exit or high CPU usage when viewing certain directories
Crash, exit or high CPU usage when right-clicking certain files
How to find components causing high CPU usage
How to find components causing memory leaks
Crash dumps for bug reports
High CPU usage or other problems with AVI files
Help file does not display correctly
Empty removable drives are not displayed
Thumbnail generation can be slowed by anti-virus software
Logitech Middle, Back or Forward buttons don't work -- Easily fixed by mouse configuration
Settings export failed
Where have my file descriptions gone?
Drag & Drop does not work for files or when customizing toolbars
Directory Opus executables and hooks
General slowdown or instability investigation steps
64-bit Windows -- Opus 9 and above support x64
Problems caused by 32-bit to 64-bit migration tools
Problems caused by Zone Alarm
WindowBlinds 7.30a Beta with fixes to problems caused in Opus
Compatibility with PicaView
Compatibility with other third-party programs
Internet Explorer no longer the default browser
Tortoise SVN/CVS or other icon overlays are not shown -- Also fixes generic icons on network drives.
Mozy Backup causing slow folder reads in Explorer and/or Opus
Autodesk Inventor thumbnails in Opus
Shell extensions which are blocked by default
Forum Etiquette, Terms and Conditions
Terms and Conditions
Problems caused by unofficial patches
Ask one question per thread
Policy on UPX compressed EXEs and/or compiled AutoHotkey and AutoIt scripts