Backup in Home Assistant
backup
part of Home Assistant since 2022.4
The Backup integration connects Home Assistant with an online backup service to manage and monitor data backups. It provides sensor data and diagnostics related to backup status and events.
Typical uses
- Automating backup processes
- Monitoring backup success/failure
- Generating backup diagnostics
- Triggering alerts on backup events
Facts about this integration
- Compatible with Home Assistant
- yes, official integration
- Connection
- Calculated – Works on data Home Assistant already has, without a device of its own.
- Setup
- in configuration.yaml
- Kind
- Online service
- Quality scale
- Internal – Part of Home Assistant itself, not rated separately.
- Installations
- 514,020 (75.3 % of the installations that share statistics)
- Provides
- Diagnostics, Event, Sensor
- Maintained by
- @home-assistant/core
- Python packages
cronsim==2.7, securetar==2026.4.1
Setup
- This integration is set up in configuration.yaml, not in the user interface.
- The documentation lists the exact entries; restart Home Assistant after adding them.
Blueprints that use this integration
- Automation Home Assistant Auto-update on a schedule base v2026.6.0
- Automation Automated Daily Snapshot for Container/Core
Known issues and fixes
22 open issues and 9 bug fixes in the last twelve months are recorded for Backup in the Home Assistant issue tracker. If something does not work, update first: the most recent fix shipped with Home Assistant 2026.9.1.
Open
- open Backups cannot be listed when using Synology DSM. Affects: Synology DSM
- open New backups exclude the local addons/ directory.
- open Failed backups cause the recorder to stop.
- open Automated backups fail because a required file is missing.
- open Uploading backups fails with an SSL/TLS error related to a bad record MAC.
- open Deleting a backup from a NAS does not update the Home Assistant backup list.
- open Creating a backup results in a system freeze when the system is not running.
- open Automatic backups have stopped working after an update.
Fixed
- fixed in 2026.9.1 Receiving backup streams was not functioning correctly.
- fixed in 2026.9.1 A potential deadlock occurred during backup file reception.
- fixed in 2026.6.0 Backup uploads with unsafe internal filenames were not properly rejected.
- fixed in 2026.4.2 Encrypting backups had incorrect securetar size calculations.
- fixed in 2026.4.0 Received backups were stored outside the temporary backup directory.
- fixed in 2026.3.3 An abort exception during backup encryption/decryption was handled incorrectly.
- fixed in 2025.11.2 Updating the cronsim library to a newer version.
Source: the issue tracker of Home Assistant, as of September 13, 2026. The sentences are written by a language model from the titles of the issues; the reports themselves are on GitHub.
Check a specific device for known problems in the product check →
Source of this entry: the official documentation of the integration
The description was written by a language model from the facts listed here, not taken from the documentation.
