#Retention

2 guides

Diagram-style cover showing an email moving through Deleted Items into the Recoverable Items folder and back to the inbox

How to Recover Deleted Emails in Exchange Online

Recover deleted emails in Exchange Online: restore from Deleted Items, use Recover Deleted Items for the dumpster, understand retention windows, single item recovery, and admin recovery.

MCSA Guru Team Jul 23, 2026 7 min read

Proxmox VE

How to Back Up and Restore Proxmox VMs

Back up and restore Proxmox VMs with vzdump: snapshot vs suspend vs stop modes, scheduled jobs, storage targets, restoring to a new VMID, and retention rules.

Sysadmin Desk Jul 7, 2026 9 min read