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Portable Defraggler Changelog

What's new in Portable Defraggler 2.22.995

May 22, 2018
  • Fixed a bug that caused a scheduled defrag to fail silently
  • Improved SSD detection for newer SSD devices
  • Improved SSD detection for laptops
  • Added new Privacy menu Installer
  • /L (list) switch now highlights SSDs
  • Added a warning when attempting to defrag SSDs
  • Added switch for forcing defragmentation of SSDs
  • Fixed text cutoff on the 'Defrag' button in Dutch
  • Added a warning when attempting to defrag SSDs
  • Fixed text bleeds in the installer for German and other languages

New in Portable Defraggler 2.21.993 (Mar 16, 2016)

  • Improved Analysis and Defrag performance.
  • Improved memory usage and management architecture.
  • Optimized 64-bit builds on Windows 8 and 10.
  • Improved update checking process.
  • Updated exception handling and reporting.
  • Improved localization and language support.
  • Minor GUI improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.20.989 (Jan 22, 2016)

  • Improved SSD Optimize and Quick Optimize.
  • Improved Windows 10 support.
  • Optimized moving Files or Folders to end of drive.
  • Updated crash reporting architecture.
  • Optimized remaining time and benchmark calculations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.19.982 (Mar 11, 2015)

  • Added move Files or Folders to end of drive.
  • Improved SSD Optimize and Quick Optimize.
  • Added new scriptable /CHECKERRORS parameter to check drive for errors.
  • Added option to disable auto Benchmark after Defrag.
  • Improved localization support.
  • Minor GUI improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.18.945 (Apr 16, 2014)

  • Added Disk Performance graphs to Statistics tab.
  • Added Quick Optimize for SSD.
  • Added ability to view information for different drives when an operation is in progress.
  • Improved Health tab loading speed.
  • Improved detection of files without extensions in File list tab.
  • Minor GUI improvements.
  • Minor bug fixes

New in Portable Defraggler 2.17.898 (Feb 6, 2014)

  • Added New Statistics tab.
  • Added Intel, Plextor, Micron and OCZ SSD optimization.
  • Added progress information to tray tooltip.
  • Improved time remaining calculation.
  • Enhanced Freespace Defrag procedure.
  • Improved memory usage.
  • Optimized benchmarking algorithm.
  • Added Indonesian translation.
  • Minor GUI improvements and bug fixes.

New in Portable Defraggler 2.16.809 (Oct 22, 2013)

  • Added Windows 8.1 support.
  • Added SSD optimization for Windows 8.
  • Added Samsung and JMicron SSD TRIM optimization.
  • Enhanced Solid State Drive detection accuracy.
  • Added additional SMART data to Health tab.
  • Improved search procedure for finding small files.
  • Updated translations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.15.741 (Jul 18, 2013)

  • Optimized performance of Analyze and Defrag on all OSs.
  • Improved Context Menu defrag features.
  • Added File Type and Last Modified Date columns to the File List.
  • Added progress information to Boot-time Defrag.
  • Improved handling of locked and read-only drives.
  • Improved management of unmounted drives.
  • Added additional drive information.
  • Minor GUI improvements and bug fixes.

New in Portable Defraggler 2.14.705 (Apr 18, 2013)

  • Added Freespace Defrag to scheduler.
  • Added single-click analysis of multiple drives.
  • Added support for UDF file systems.
  • Improved searching with wildcards.
  • Improved shell extension on 64-bit systems.
  • Improved GUI navigation.
  • Fixed minor bug in the monthly scheduler.
  • Minor improvements and bug fixes.

New in Portable Defraggler 2.13.670 (Feb 18, 2013)

  • Added Quick Defrag scheduling.
  • Added Fragmentation Threshold to scheduled defrag options.
  • Added option to close Defraggler after defragmentation is complete.
  • Added support for 3TB external drives.
  • Added support for drives with allocation units greater than 4KB.
  • Added support for ReFS file systems.
  • Updated translations.
  • GUI and usability improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.12.628 (Dec 13, 2012)

  • Added Windows 2012 Server support.
  • Added support for drives mounted as NTFS junction points.
  • Scheduled defrags can now be prevented if specific processes are running.
  • Improved placement of fragments larger than 100MB.
  • Added advanced crash reporting.
  • Updated translations.
  • GUI and usability improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.11.560 (Oct 17, 2012)

  • Added support for Windows 8.
  • Added Minimize to Tray.
  • Added right-click Move File to end of Drive feature.
  • Improvements to Free space calculation.
  • Fixed exclusions in df.exe.
  • SSD drives are now handled correctly when drives are queued for defrag.
  • Improved drive map block calculation for very small drives.
  • Shortcuts are now correctly interpreted when calculating fragmentation levels.
  • Improved support for /minpercent parameter for df.exe.
  • Minor GUI improvements.
  • Minor bug fixes.

New in Portable Defraggler 2.10.413 (May 24, 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.

New in Portable Defraggler 2.09.391 (Jan 23, 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.

New in Portable Defraggler 2.08.373 (Nov 14, 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.

New in Portable Defraggler 2.07.346 (Sep 14, 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.

New in Portable Defraggler 2.06.328 (Jul 8, 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.

New in Portable Defraggler 2.05.315 (May 20, 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.

New in Portable Defraggler 2.04.297 (May 19, 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

New in Portable Defraggler 2.03.282 (Mar 14, 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.

New in Portable Defraggler 2.02.253 (Feb 1, 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.

New in Portable Defraggler 2.01.239 (Dec 21, 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.

New in Portable Defraggler 2.00.230 (Nov 11, 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.

New in Portable Defraggler 1.21.209 (Aug 3, 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.

New in Portable Defraggler 1.20.201 (Jun 21, 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.

New in Portable Defraggler 1.19.192 (May 19, 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

New in Portable Defraggler 1.18.185 (Apr 5, 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.

New in Portable Defraggler 1.17.172 (Feb 15, 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.

New in Portable Defraggler 1.16.165 (Jan 4, 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.

New in Portable Defraggler 1.15.163 (Nov 4, 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.

New in Portable Defraggler 1.14.159 (Oct 31, 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.

New in Portable Defraggler 1.13.155 (Sep 9, 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

New in Portable Defraggler 1.12.152 (Jul 23, 2009)

  • Added Quick Defrag feature.
  • Added exFAT compatibility.
  • Architecture changes to improve defrag performance.
  • Improved placement of most commonly used files.
  • Various UI tweaks.

New in Portable Defraggler 1.11.148 (Jun 23, 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.

New in Portable Defraggler 1.10.143 (May 11, 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.

New in Portable Defraggler 1.08.132 (Mar 17, 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

New in Portable Defraggler 1.07.124 (Feb 7, 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.

New in Portable Defraggler 1.04.098 (Nov 10, 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.

New in Portable Defraggler 1.02.094 Final (Oct 13, 2008)

  • Fixed drive list bug

New in Portable Defraggler 1.02.085 Final (Aug 20, 2008)

  • Improved progress indicator accuracy.
  • Added checks for freespace.
  • Various GUI and usability improvements.
  • Fixed UI issues with large DPI settings.
  • Fixed 64-bit compatibility issue that would ignore some files.
  • Improved drive map (defragged files are now always marked as blue).
  • Added background update checking.
  • Fixed minor bug in progress indicator for chkdsk.
  • Minor bug fixes.