VeraCrypt version 1.25.7

Binaries for Windows and MacOSX are available at Launchpad and Sourceforge.

Changes between 1.25.4 and 1.25.7 (7 January 2022) :

• All OSes:

  • Update translations.

• Windows:

  • Restore support of Windows Vista, Windows 7 and Windows 8/8.1.
    • Windows 7 support requires that either KB3033929 or KB4474419 is installed.
    • Windows Vista support requires that either KB4039648 or KB4474419 is installed.
  • MSI installation only: Fix double-clicking .hc file container inserting %1 instead of volume name in path field.
  • Advanced users: Add registry settings to control driver internal encryption queue to allow tuning performance for SSD disks and having better stability under heavy load.
    • Under registry key HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\veracrypt:
      • VeraCryptEncryptionFragmentSize (REG_DWORD): size of encryption data fragment in KiB. Default is 256. Maximum is 2048.
      • VeraCryptEncryptionIoRequestCount (REG_DWORD): maximum number of parallel I/O requests. Default is 16. Maximum is 8192.
      • VeraCryptEncryptionItemCount (REG_DWORD): maximum number of encryption queue items processed in parallel. Default as well as maximum is half of VeraCryptEncryptionIoRequestCount.
    • The triplet (FragmentSize=512, IoRequestCount=128, ItemCount=64) is an example of parameters that enhance sequential read speed on some SSD NVMe systems.
  • Fix truncate text in installer for some languages.

• MacOSX:

  • Fix resource files inside VeraCrypt application bundle (e.g. HTML documentation, languages XML files) being world-writable. (Reported by Niall O'Reilly)