252 step-by-step IT guides and fixes across Windows Server, Microsoft 365, Teams, Windows, Docker, and virtualization.
Add your own domain to Microsoft 365: verify ownership with a TXT record, set the right MX, CNAME, SPF, and DKIM records, and fix common verification failures.
Pillar Guide
Step-by-step guide to installing the AD DS role on Windows Server 2022, promoting the first domain controller, setting functional levels, DNS, and verifying with dcdiag.
The best WSL command-line tools to install on Windows: FFmpeg, ImageMagick, Ghostscript, Poppler, qpdf, ExifTool, and more — free, local, no uploads. One apt command.
Retire an old domain controller without breaking your domain. Pre-checks, moving FSMO/GC/DNS/DHCP roles, graceful demotion, metadata cleanup, and DNS cleanup.
Access your Windows files from WSL and your Linux files from Windows. How /mnt/c works, finding paths, the performance gotcha, and moving files both ways safely.
Compare Proxmox storage options: LVM, LVM-Thin, and ZFS. How each handles thin provisioning, snapshots, RAM/ARC use, and performance, plus which to pick for your setup.
Run Linux command-line tools on Windows without a virtual machine using WSL. Install with apt, work on your Windows files, and use free tools locally — no uploads.
Install Windows 11 in VirtualBox the right way: enable TPM 2.0 and Secure Boot in EFI, set VM specs, mount the ISO, handle the requirement bypass, and add Guest Additions.
Ten practical things you can do with WSL on Windows 11: convert and compress images, edit PDFs and video, run Linux tools, and more — free, offline, and no uploads.