Proxmox 9 & PBS 4 – Don’t Miss These HUGE Changes.

If you’ve been waiting for a big leap forward in virtualization and backup solutions, Proxmox VE 9 and Proxmox Backup Server 4 have officially landed — and they bring game-changing features you’ll want to try today. Whether you’re running a home lab, enterprise setup, or anything in between, these updates deliver better performance, smarter clustering, and easier backups than ever before.

In this video, Zach from 45Homelab walks you through the most important new features in both releases, including:

In this video, Zach from 45Homelab walks you through the most important new features in both releases, including:

✅ Debian 13 “Trixie” base for improved stability and security
✅ ZFS 2.3.3 with dynamic single-drive expansion for cost-effective storage growth
✅ Squid or SF-19 networking support out of the box for hyperconverged users
✅ Thick-provisioned LVM snapshots with volume-change layers for faster rollbacks
✅ Proxmox-managed dynamic routing with OSPF for simplified networking
✅ Affinity rules in high availability (HA) clustering for smarter VM placement
✅ S3-compatible object storage support in PBS 4 for offsite backups (AWS, Wasabi, on-prem cloud)
✅ Massive Proxmox Mobile App overhaul for better on-the-go management


💡 Why This Matters for Your Homelab or Enterprise Setup
These new updates aren’t just incremental — they’re workflow-changing. From simplified disaster recovery with S3-compatible storage, to smarter VM distribution that keeps your critical workloads online, Proxmox 9 and PBS 4 are built for efficiency, redundancy, and scalability.

If you’ve ever struggled with manual network configs, slow backup transfers, or juggling VMs across nodes, these changes could save you hours of setup time while boosting performance.

📈 Who Should Upgrade Now?

Homelab enthusiasts looking for the latest virtualization features

Small businesses seeking enterprise-grade storage & backup without the licensing headaches

IT professionals who want to stay ahead with modern, open-source infrastructure

Current Proxmox users ready for improved storage management & network automation

Build Your Dream Homelab Today
Looking to take your virtualization setup to the next level? Check out our premium hardware solutions at 45homelab.com — designed, built, and supported in North America with no vendor lock-in.

Shop Now: https://www.store.45homelab.com
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Join the Conversation-
Are you upgrading to Proxmox 9 & PBS 4 right away, or waiting to see how it performs in production? Drop your thoughts in the comments — we’d love to hear your upgrade plans, test results, and any tips for making the transition smooth.

#proxmox #pbs4 #homelab #virtualization #opensource #datastorage #backupsolutions #proxmoxve #zfs #debian13 #45homelab #s3backup #itinfrastructure

Timestamps:
00:00 – Intro: Why Proxmox 9 & PBS 4 Are a Big Deal
00:46 – ZFS 2.3.3 & Dynamic Drive Expansion
01:06 – Networking Upgrades (Squid, SF-19, Dynamic Routing)
02:28 – HA Clustering & Affinity Rules
04:13 – PBS 4 & S3-Compatible Object Storage
05:24 – Proxmox Mobile App Overhaul
06:13 – Final Thoughts & Upgrade Advice

Upgrade your virtualization game with the latest from Proxmox — and if you want rock-solid, homelab-ready servers, we’ve got you covered at www.45homelab.com.