Proxmox Backup Server 4.1 Setup Guide (2026)

Set up Proxmox Backup Server 4.1 as a VM on your Proxmox host. We cover the full setup from ISO download to automated backups with retention, pruning, garbage collection, and verify jobs. Plus a live destroy-and-restore demo to prove it works. Full written guide with screenshots: https://www.localhake.com/content/proxmox-backup-server-setup-guide Recommended Gear Some links are affiliate links — I may earn a commission at no extra cost to you. GMKtec EVO X2 (AI MAX+ 395, 128GB): https://amzn.to/4rJsga0 Minisforum MS-01: https://amzn.to/4uIXRLB GMKtec K12 Mini PC (Ryzen 7, 32GB): https://amzn.to/4rOjF5L Samsung 990 Pro 2TB NVMe SSD: https://amzn.to/4dwrhq7 Crucial P3 Plus 4TB NVMe SSD: https://amzn.to/40Nsimf SanDisk Ultra 64GB USB Drive (2-Pack): https://amzn.to/4bnItNh Sabrent M.2 NVMe/SATA Enclosure: https://amzn.to/4bUtTNo Chapters 0:00 Intro 0:16 Why PBS on the Same Host Works 1:53 Download the PBS ISO 3:47 Create the VM 7:50 Install PBS 10:15 SSH Setup with Termius 11:37 Run the Post-Install Script 15:26 Create the Datastore 17:28 API Token and Permissions 20:59 Get the Fingerprint and Connect PVE 22:44 Create a Backup Job and Run It 25:54 Configure Retention and Pruning 27:17 Verify Jobs 28:02 Destroy and Restore Demo 30:15 Automated Maintenance Overview 32:18 Add Uptime Kuma Monitor 34:24 Troubleshooting and Wrap-Up #proxmox #homelab #backups #pbs #proxmoxbackupserver