Build39287January 27, 2022

Acronis True Image 2021 Update 6 for Windows

What's new

  • Critical support for improved security protocols for secure communication with data centers.
  • Bug fixes and other improvements.

Known issues and limitations

  • [TI-172086] In the "Version chain" backup scheme, a differential backup is created instead of a full one on the second backup launch.
  • [TI-173652] No error message is shown for the recovery of a USB drive backup from Acronis Cloud if the USB drive is disconnected in the process.
  • [TI-196935] Cannot quarantine a downloaded malware file of a specific size with the error "Failed to add to quarantine."
  • [TI-204749] Backup validation fails for a full backup if some previous backups from the chain were deleted via Windows Explorer.
  • [TI-206001] Cannot quarantine malware files detected and blocked during a full antivirus scan on a mapped network drive.

For more information about security updates, see List of fixed security vulnerabilities of Acronis True Image.

System requirements

Hardware requirements
  • Intel CORE 2 Duo (2 GHz) or equivalent processor that supports SSE instructions.
Operating systems
  • Windows 10 (most editions, including October 2020 Update, except for Windows IoT editions)
  • Windows 8.1
  • Windows 8
  • Windows 7 SP1 (all editions)
  • Windows Home Server 2011

Beta builds are not supported.

Windows Embedded, IoT editions, Windows 10 LTSB, and Windows 10 LTSC are not supported.

It is possible for the software to work on other Windows operating systems, but it is not guaranteed.

File systems
  • NTFS
  • Ext2/Ext3/Ext4
  • ReiserFS(3). File systems are supported only for backup and recovery of disks or partitions.
  • Linux SWAP. File systems are supported only for backup and recovery of disks or partitions.
  • HFS+/HFSX. Disk recovery, partition recovery, and cloning operations are supported without resizing.
  • FAT16/32/exFAT. Disk recovery, partition recovery, and cloning operations are supported without resizing.

If a file system is not supported or is corrupted, Acronis True Image can copy data by using a sector-by-sector approach.

Storage media
  • Hard disk drives (HDD)
  • Solid-state drives (SSD)
  • Networked storage devices
  • FTP servers. The FTP server must allow file transfers in the passive mode. Acronis True Image splits a backup into files with a size of 2 GB when backing up directly to an FTP server.
  • CD-R/RW, DVD-R/RW, DVD+R (including double-layer DVD+R), DVD+RW, DVD-RAM, BD-R, BD-RE
  • USB 1.1 / 2.0 / 3.0, USB-C, eSATA, FireWire (IEEE-1394), SCSI, and PC card storage devices

Limitations on operations with dynamic disks:

  • Creation of Acronis Secure Zone on dynamic disks is not supported.
  • Recovery of a dynamic volume as a dynamic volume with manual resizing is not supported.
  • The Try&Decide tool cannot be used for protecting dynamic disks.
  • The "Clone disk" operation is not supported for dynamic disks.
Build39287January 27, 2022

Acronis True Image 2021 Update 6 for macOS

What's new

  • Critical support for improved security protocols for secure communication with data centers.
  • Bug fixes and other improvements.

Known issues and limitations

  • [TI-153455] Cloning does not fail when there is not enough space on the destination drive.
  • [TI-167808] The macOS mounting tool cannot mount a Boot Camp partition after its recovery.
  • [TI-196856] Cannot quarantine a downloaded malware file of a specific size with the error "Failed to add to quarantine."

For more information about security updates, see List of fixed security vulnerabilities of Acronis True Image.

System requirements

Operating systems
  • macOS Big Sur 11
  • macOS Catalina 10.15
  • macOS Mojave 10.14
  • macOS High Sierra 10.13
  • macOS Sierra 10.12
  • OS X El Capitan 10.11
File systems
  • APFS
  • HFS+
  • Core Storage
  • FAT32
  • NTFS (including Boot Camp). You cannot back up data to a disk with an NTFS file system. However, you can recover data from a backup located on this type of file system.
Unsupported configurations
  • RAIDs of any kind