May 24th, 2012· Defragmentation speed improved by up to 30%.
· Optimized free space algorithms.
· Re-architected scheduling manager.
· Improved the fragmentation calculation during Defragmentation.
· Fixed keyboard support for scheduler.
· Minor UI tweaks.
January 23rd, 2012· Added Defrag Time Remaining.
· Improved formatting of Smart data.
· Smart data can now be copied.
· Updated support for McAfee Endpoint Encryption.
· Performance improvement on Windows 8.
· Improved accuracy of SSD detection.
· Improved unicode support for export file list.
· Fixed issued that caused the Benchmark button to disappear.
· Benchmarking info is now included in the export file list.
· Improved usability in Options dialog.
· Added Latvian language.
· Minor bug fixes and tweaks.
November 14th, 2011· Added Disk and File benchmarking.
· Added Volume Shadow Service (VSS) compatible mode.
· Improvements to disk health tab.
· Added Real Value information to SMART data.
· Health tab now supports Fahrenheit.
· Improvements to SSD detection.
· Minor fixes to scheduler stop commands.
· Minor defrag algorithm improvements.
· Translation fixes.
September 14th, 2011· Added Drive Health information.
· Improved detection of SSD drives.
· Improved scheduler when the computer is idle.
· Fixed unnecessary creation of scheduler.his files.
· Improved uninstallation of shell commands.
· Fixed issue that could cause GDI leak in the Options dialog.
· Several small stability fixes for Windows 7.
· Macedonian language added.
· Minor bug fixes and improvements.
July 8th, 2011· Added advanced options to schedule (timeout, idle time).
· Fragmentation calculation can now be customized.
· Improvements to file placement algorithms.
· Defraggler can now be assigned as the default defrag tool for Windows.
· Added enable/disable shell extension.
· Fixed issue that could cause df.exe to abort unexpectedly.
· Scheduler now displays the time it last ran.
· Improvements to non-English translations.
· Fixed incorrect tab-stop order in scheduler dialog.
· Added support for Kurdish language.
· Minor bug fixes and improvements.
May 20th, 2011· Improved defrag speed of large files in 32-bit OSs.
· Improved drive analysis speed.
· Improved Solid State drive detection.
· Fixed bug with incorrect position of Defraggler item in file/folder context menu.
· Added option to enable/disable shell extension.
· Fixed problem with df.exe sometimes aborting.
· Fixed file type exclusion bug.
· Added support for the Kurdish language.
· Added last scheduled defrag information.
· Shell extension fixed to work correctly with UAC.
· Translation fixes.
· Online Help link fixed.
· Minor bug fixes.
April 15th, 2011· Added Windows Explorer extension for analysis and defrag.
· Added option to shutdown the system after finishing a scheduled task.
· Added minimum drive fragmentation percent parameter "/minpercent" to df.exe.
· Improved 64-bit drive analysis speed.
· Added missing strings to translations.
· Minor bug fixes.
March 14th, 2011· Added support for Windows 7 SP1
· Improved file shuffling algorithm (allows Defraggler to move files out of the way).
· Vastly improved the speed of the file list for FAT drives.
· Faster start/stop processes for FAT drives.
· Improved support for low RAM situations.
· Drive map block size can now be updated dynamically.
· Fixed bug that could cause shutdown to fail with Freespace Defrag.
· Improved results in Search tab when 'Include non-fragmented files' is checked.
· Better support for very long non-English strings.
· Better keyboard support in the File List.
· You can now navigate tabs using Ctrl-Tab.
· Improved support for non-standard Windows colors.
· New extensions to be moved to the end of the drive are now checked by default.
· Better handling of delimiters in exclude list.
· Minor tweaks and fixes.
February 1st, 2011· Improvements to speed and accuracy of the search algorithm.
· Redesigned NTFS processes for optimized speed and memory.
· Improved event handling with Windows 7.
· Improved scheduling for non-admin users.
· Fixed issue that caused drive icons to disappear from the drive list.
· Fixed issue that caused the Analyze button to be incorrectly drawn during long tasks.
· Improved handling of long non-English strings in options dialog.
· Fixed issue with fragmentation percent when drive contains sparse files.
· Moved about dialog to a separate window.
· Improved error logging in Windows 7.
· Minor GUI changes and tweaks.
· Minor bug fixes.
December 21st, 2010· New Scheduler - Set a defrag on login, idle or specific intervals.
· Improved memory use on Windows 7 with lots of files.
· Improved placement of large files on exFAT.
· Improved caching of column sort options.
· Fixed prompt when attempting to empty the recycle bin on Vista 64.
· Added link to online docs (Help > Online Help).
· Added hot-key for Quick Defrag.
· Minor bug fixes.
November 11th, 2010· Added offline defragmentation of system files during boot process.
· New Drive Map with custom colors and styles.
· New improved defragmentation engine.
· Improved Windows 7 compatibility.
· Lots of minor GUI improvements.
October 19th, 2010· Complete offline defrag during the boot process with full OS support
· Improved UI with a new Drive Map and customizations
· Rearchitected internal defrag processes to make it faster and more efficient
August 3rd, 2010· Added Free Space defrag to the command-line app.
· Internal library updates.
· 64-bit compiler optimizations.
· Fixed the flicker on the main window tabs.
· Changed internal links to piriform.com/defraggler.
· Improvements to translations.
June 21st, 2010· Improved drive map updating.
· Improved 64-bit memory addressing.
· Improved Quick Defrag file algorithms.
· Improved handling of Windows styles.
· Fixed bug with MFT buffer zone.
· Added prompt on exit when long tasks are running.
· Many improvements to UI when using non-English.
· Added Georgian translation.
· Minor stability fixes.
May 19th, 2010· Added queueing of multiple drives.
· New option to disable caching of drive analysis data to improve memory usage.
· Improved placement of files in Quick Defrag algorithm.
· Improved Windows 7 support.
· Lots of other small tweaks and fixes.
April 5th, 2010· Optimized and bug fixed defrag with large numbers of small files.
· Optimized 64-bit memory usage.
· Drive map is no longer blocked by background operations.
· Simplified the drive map highlighting to make it faster and more memory efficient.
· Fixed control sizes on file search form.
· Fixed issue with exclude files dialog.
· Fixed a few missing translations.
· Fixed bug displaying filenames containing ampersands.
· Improved memory leak detection mechanism.
· Lots of minor bug fixes.
February 15th, 2010· Improved Windows 7 support.
· Rearchitected memory management on Vista/W7.
· Improved handling of scheduled tasks.
· Fixed Vista redraw issue with the search box.
· Improved button size and placement for non-English translations.
· Added support for wildcards in the search feature.
· Lots of other little tweaks and fixes.
January 4th, 2010· New native 64-bit EXE.
· Defrag engine improvements to take advantage of 64-bit code.
· Fixed Vista and Windows 7 repaint issue when language was changed.
· Improved moving routine for small orphaned files.
· Added support for Danish, Slovak, Chinese (Simplified) and Vietnamese languages.
· Lots of small tweaks and improvements.
November 4th, 2009· Redesigned disk space usage pie chart.
· Windows 7 support added.
· Added Portable U3 installer support.
· Improved numerical and text validation.
· Fixed bug in automatic update checking.
· Many GUI fixes and improvements.
October 2nd, 2009· Added 'Empty recycle bin option' before defrag.
· Improved placement of files around MFT.
· Fixed incorrect defrag button behavior (defrag checked and highlighted while using tabstop).
· Fixed crash occurring after pressing defrag button.
· Fixed tab order on cleanup drive dialog.
· Added Run Defraggler option after installation.
· Added Estonian support.
August 21st, 2009· Added quick defrag to command line version.
· Added option to view folder index entries in file list.
· Fixed bug related to excessive GDI objects.
· Fixed tab issue in search tab.
· Improved speed of moving very large files to the end of the drive.
· Several minor bugs fixed.
July 23rd, 2009· Added Quick Defrag feature.
· Added exFAT compatibility.
· Architecture changes to improve defrag performance.
· Improved placement of most commonly used files.
· Various UI tweaks.
June 23rd, 2009· Added custom drive map colours (Options > General > Interface).
· Fixed schedules for multiple drives.
· Fragmented info is now displayed in df.exe.
· 'Large files' can now be excluded from freespace defrag (Options > Defrag > Advanced).
· Improvements to the way crash data is collected.
· Various minor UI tweaks.
· Several minor bugs fixed.
May 11th, 2009· Added file exclusion feature.
· Added detection of Solid State Drives.
· Added "Include non-fragmented files" checkbox to file search.
· Improved interactivity of search.
· Fixed problem that could allow df.exe and Defraggler.exe to run at the same time.
· Fixed rare crash while reanalyzing.
· Minor GUI text changes.
· Minor bug fixes.
April 14th, 2009· New search feature.
· Various tweaks to the drive list.
· Improvements to freespace calculation when moving large files.
· Improved handling of of sparse files.
· Lots of minor UI tweaks.
March 17th, 2009· Improved handling of NTFS compressed files when moving to end of disk
· Added /shutdown option to df.exe
· Added /large file option to df.exe
· Drive list now includes a % fragmented column
· Blank file types no longer allowed in Large file options
· Warning when trying to set a schedule in the past
· Right click 'Check this' option is now greyed correctly
· Various small UI tweaks
February 5th, 2009· Added Shutdown after Defrag option.
· Improved Interactive Drive Map response in Vista.
· Language DLLs now stored in /lang folder.
· Program startup speed improved.
· Architecture changes to improve defrag performance.
· Minor tweaks to main UI.
· Several minor bug fixes.
February 5th, 2009· Added interactive drive map.
· Improved scheduler handling of multiple drives.
· Fixed rare crash in Vista when defragging Folder entries.
· Optimized file placement for Win2k3.
· Improved placement of large files at end of drive.
· Added Dutch, Ukranian and Norwegian translations.
· Various UI tweaks.
· Several minor bug fixes
December 5th, 2008· Added 'Move files to end of drive' feature.
· Added 'Save settings to ini file' option.
· Added French, Croatian, Chinese Traditional, Catalan, Bulgarian and Turkish translations.
· Fixed rare crash under Vista that could happen when using menus.
· Improvements to debug logging routines.
· Various small UI tweaks .
October 29th, 2008· Multi-language release (16 new languages).
· Improved handling of daily schedules.
· Fixed bug that could file defrag to be very slow.
· Improved logging of analysis methods.
· Loads of performance improvements.
· Loads of bug fixes.
October 8th, 2008· Fixed drive list bug
September 30th, 2008· Added support for multiple languages.
· New options dialog.
· Added scheduler.
· Fixed display of labels for removable drives.
· Added support for tabbing between sections.
· Loads of performance improvements.
June 18th, 2008· Removed dialog prompts for actions.
· Improved GUI button placement.
· Fixed minor algorithm bugs.
· Minor UI tweaks
May 15th, 2008· Completely new Defrag algorithm, which is faster and better designed.
· Defrag freespace now a separate option.
· Updated UI
April 15th, 2008· Progress now displays current file
· Window position, size and column widths now saved
· Algorithm improvements
· Speed improvements
· Minor bug fixes
March 17th, 2008· Added df.exe command line version
· Added option to change process priority
· Fixed issue with files in the MFT buffer zone
· Fixed bug that left files in the list after they were defragged
· Minor bug fixes
February 18th, 2008· Added Verify drive feature
· Improved progress updating with large files
· Improved handling of Win2k system files
· Improved defragmentation algorithm
· Various stability fixes
· UI tweaks
· Minor bug fixes
January 23rd, 2008· Added faster stopping for large file defragmentation
· Added support for pausing and resuming
· Fixed bug that caused $MFT to be displayed in list view
· System drive is selected by default
· Various UI tweaks
· Minor bug fixes
December 18th, 2007· Removed system driver, now much faster and more stable
· Added support for multiple drive maps
· Added 64-bit OS support
· Added support for removable USB drives
· Loads of minor UI changes and funky tweaks
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