Version 1.22:

  + added quick disk creation option (allows to create a file-image without filling it with random data)
  + doesn't allow to type a virtual disk's size more than allowed by FAT/FAT32
  + shows estimated time of disk creation process
  + allows to report about installed componets through About-dialog in details
  - fixed bug with wrong Private Disk Light behaviour, when starting Private Disk Light from command line from a specific directory and sending a file-image name without full path produced no results
  - fixed bug with impossibility to use the scroll controls to size the new disk partition if hard disk free space is more than 32G
  - fixed bug with "Write protected" error when trying to read the NTFS-disk on Windows 2000
  - fixed bug with "the disk is write protected" warning message if mount encrypted disk from a write protected USB-disk
  - fixed bug with occasional freezing during disk mounting/dismounting or system rebooting
  - fixed bug with silence if try to mount a file-image with zero length
  - fixed bug with disk mounting error if a file-image is more than 32G and it's moved to another place 

Version 1.21:

  - fixed bug with Security Update for Microsoft Windows #835732 on Windows 2000 (requires to reboot Windows after update)
  - fixed bug with occasional freezing during disk mounting/dismounting or system rebooting

Version 1.20:

  - pdapi.dll loading error on auto-startup fixed;
  + a special offer for Private Disk Light users added;

Version 1.19:

  + disable exit confirmation dialog;
  - fixed system crashing after several disk disconnection;

Version 1.18:

  + run more than one Private Disk Light and connect more than one
    encrypted disks simultaneously;
  + disable all pre-defined hotkeys of Private Disk Light;
  + hide the icon of Private Disk Light in the system tray;
  + erase encrypted disk's file-image instead deleting;
  + connect encrypted disk with another symbol if a required disk symbol is 
    temporary occupied;
  + create error log-file;
  + enter a correct password in three attempts; 
  + allow to support any national language;
  + inform about appearance the latest versions of Private Disk Light;
  + show the versions of Private Disk Light components;
  + show the connected disk's symbol in the system tray;
  + transmit a command line to the already loaded Private Disk Light;
  + show less unknown errors;
  - fixed file-image disappearance;
  - fixed appearance of the format dialog after creating the encrypted disk 
    takes a very long time;
  - fixed appearance of the error message box after canceling the formatting 
    operation;