Proxmox Backup Server 2 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Proxmox Backup Server 2 reached end of life on 31 Jul 2024. It no longer receives security fixes.
Support timeline
Official dates from the Proxmox Backup Server release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 13 Jul 2021 | 5y 3mo ago |
| Security Support ended | 31 Jul 2024 | 2y 2mo ago |
| Latest release | 2.4.1 · 28 Mar 2023 | final |
Where to go from 2
Recommended target: Proxmox Backup Server 4.
The newest actively supported branch is Proxmox Backup Server 4 (latest release 4.2).
Frequently asked questions
Is Proxmox Backup Server 2 still safe to use?
Proxmox Backup Server 2 reached end of life on 31 Jul 2024, 796 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Proxmox Backup Server 2?
Yes — the final release (2.4.1) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Proxmox Backup Server 2 to?
Upgrade to Proxmox Backup Server 4, the newest actively supported branch.