User's Manual
Table Of Contents
- 1 Introduction
- 1.1 What is Acronis® True Image™?
- 1.2 New in this version
- 1.3 Backups created in Acronis True Image 2020 or later
- 1.4 System requirements and supported media
- 1.5 Installing Acronis True Image 2021
- 1.6 Activating Acronis True Image 2021
- 1.7 Trial version information
- 1.8 Upgrading Acronis True Image 2021
- 1.9 Technical Support
- 2 Getting started
- 3 Basic concepts
- 3.1 Basic concepts
- 3.2 The difference between file backups and disk/partition images
- 3.3 Full, incremental and differential backups
- 3.4 Deciding where to store your backups
- 3.5 Using Acronis Nonstop Backup
- 3.6 Backup file naming
- 3.7 Integration with Windows
- 3.8 Wizards
- 3.9 FAQ about backup, recovery and cloning
- 4 Backing up data
- 4.1 Backing up disks and partitions
- 4.2 Backing up files and folders
- 4.3 Backing up mobile devices
- 4.4 Backing up Office 365 data
- 4.5 Backup options
- 4.5.1 Scheduling
- 4.5.2 Backup schemes
- 4.5.3 Notifications for backup operation
- 4.5.4 Excluding items from backup
- 4.5.5 Image creation mode
- 4.5.6 Backup protection
- 4.5.7 Pre/Post commands for backup
- 4.5.8 Backup splitting
- 4.5.9 Backup validation option
- 4.5.10 Backup reserve copy
- 4.5.11 Removable media settings
- 4.5.12 Error handling
- 4.5.13 File-level security settings for backup
- 4.5.14 Computer shutdown
- 4.5.15 Acronis Cloud cleanup
- 4.5.16 Online backup protection
- 4.5.17 Performance of backup operation
- 4.5.18 Selecting a data center for backup
- 4.5.19 Laptop power settings
- 4.5.20 Wi-Fi networks for backup to Acronis Cloud
- 4.6 Operations with backups
- 4.6.1 Backup operations menu
- 4.6.2 Backup activity and statistics
- 4.6.3 Sorting backups in the list
- 4.6.4 Replicating backups to Acronis Cloud
- 4.6.5 Validating backups
- 4.6.6 Backup to various places
- 4.6.7 Adding an existing backup to the list
- 4.6.8 Cleaning up backups, backup versions, and replicas
- 4.6.9 Removing data from Acronis Cloud
- 5 Recovering data
- 5.1 Recovering disks and partitions
- 5.2 Recovering files and folders
- 5.3 Searching backup content
- 5.4 Recovery from Acronis Cloud
- 5.5 Recovering Office 365 data
- 5.6 Recovery options
- 6 Archiving data
- 7 Protecting family data
- 8 Antivirus and antimalware protection
- 9 Synchronizing data
- 10 Disk cloning and migration
- 11 Tools
- 11.1 Acronis Media Builder
- 11.2 Making sure that your bootable media can be used when needed
- 11.3 Acronis Startup Recovery Manager
- 11.4 Try&Decide
- 11.5 Acronis Secure Zone
- 11.6 Adding a new hard disk
- 11.7 Security and Privacy Tools
- 11.8 Mounting an image
- 11.9 Unmounting an image
- 11.10 Working with .vhd(x) files
- 11.11 Importing and exporting backup settings
- 11.12 Acronis Universal Restore
- 12 Troubleshooting
- 13 Glossary of Terms
- Acronis Active Protection
- Acronis Drive
- Acronis Notary
- Acronis Secure Zone
- Acronis Startup Recovery Manager
- Archive
- Archiving operation
- Backup
- Backup operation
- Backup settings
- Backup version
- Backup version chain
- Bootable media
- Data synchronization
- Differential backup
- Differential backup version
- Disk backup (Image)
- Full backup
- Full backup version
- Image
- Incremental backup
- Incremental backup version
- Mobile backup
- Nonstop backup
- Nonstop protection
- Notarization
- Notarized backup
- Notarized file
- Online backup
- Recovery
- Suspicious process
- Sync
- Validation
- Version of synced file
84 Copyright © Acronis International GmbH, 2003-2020
then follow the on-screen instructions. Refer to Cleaning up backup versions manually (p. 84) for
details.
After the cleanup, some auxiliary files may stay in the storage. Please do not delete them!
Cleaning up backup versions automatically
To configure automatic cleanup rules for a backup:
1. Go to the Backup section.
2. Perform one of the following:
For a new backup, click Add backup, choose Create new backup, select backup source and
destination, and then click Options.
For an existing backup, select the backup from the backup list, and then click Options.
3. On the Backup scheme tab, select Custom scheme, select a backup method, and then click Turn
on automatic cleanup.
4. Configure cleanup rules for the backup.
Refer to Custom schemes (p. 60) for details.
After the cleanup, some auxiliary files may stay in the storage. Please do not delete them!
Cleaning up replica versions manually
For local backups that are replicated to Acronis Cloud, you can clean up specific replica versions
manually. In the Backup section, locate the backup which replica versions you want to clean up, click
the down arrow icon and select Clean up versions. Under Delete versions from, select Acronis Cloud.
Refer to Cleaning up backup versions manually (p. 84) for details.
Cleaning up replica versions automatically
To configure automatic cleanup rules for a backup replica:
1. Go to the Backup section.
2. From the backup list, select the backup for which you want to clean up replica versions, and then
click Options.
3. On the Advanced tab, open the Replication to Acronis Cloud tab.
Use the Store no more than … recent backup versions option to enter a value that limits the
maximum number of replica versions that are stored.
Select the Delete backup versions that are older than check box and enter a value that limits
the maximum age of the older versions. The most recent versions will be kept and all other
versions will be automatically deleted.
4.6.8.1 Cleaning up backup and replica versions manually
When you want to delete backup versions that you no longer need, use the tools provided in the
application. If you delete backup version files outside Acronis True Image 2021, for example in File
Explorer, this will result in errors during operations with the backups.
For information about other ways to delete backups and backup versions, refer to Cleaning up
backups and backup versions (p. 83).
Versions of the following backups cannot be deleted manually:
Backups stored on CD, DVD, BD, or Acronis Secure Zone.