Practical knowledge for reliable IT
Latest news, tried-and-tested manuals and sound background knowledge for Windows, networks, servers, cloud, hardware and IT security.
Knowledge that helps in everyday life
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Computer-Administrator.com bundles comprehensible information for everyone who wants to operate, secure or better understand IT systems. From quick problem solving in the workplace to planning stable server and network infrastructures, you will find practical orientation here.
We pick up on developments from the IT world, explain technical connections without unnecessary detours and show what really matters in terms of maintenance, data protection, backup, updates and secure work.
Priorities
Computer administration from A to Z
Technical know-how for private users, administrators and companies.
Systems and Servers
Windows, virtualization, storage solutions and reliable operation of modern IT systems.
Network and Cloud
Connections, services and cloud platforms make sense to plan, manage and monitor.
IT security
Protection against malware, phishing and data loss – including backup and recovery.
Hardware and Practice
Buying advice, error analysis and practical tips for PCs, components and accessories.
Well administered
Stable systems start with good decisions
Administration means more than fixing errors. Regular maintenance, traceable configurations, secure accesses and working backups create the basis for an IT you can rely on.
- Practical step-by-step instructions
- Classification of current technologies and risks
- Tips for performance, security and availability
- Know-how for sustainable IT decisions
News and advice
News from the IT world
New contributions, background and helpful solutions around computer administration.
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Introducing INOMATIK: planning a Shelly smart home step by step
Switch a light conveniently, monitor an appliance’s consumption or schedule shutters: a smart home need not start with a whole-house renovation. INOMATIK…
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ESET Small Business Security 2026: Which small businesses is it for?
Checked: 23 September 2026. Buying guide to the Austrian offer based on official manufacturer documentation; not our own hands-on test or a…
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ESET HOME Security 2026: Essential, Premium or Ultimate?
Checked: 23 September 2026. This buying guide covers the Austrian offer. It is an editorial assessment of manufacturer documentation, not our own…
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VLC 3.0.24: prepare the security update and check playback
Update VLC 3.0.24 safely, check removed features and verify playback using familiar files.
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Thunderbird: missing IMAP subfolders – check subscriptions safely
Diagnose missing IMAP subfolders in Thunderbird by checking webmail, folder views, subscriptions and offline storage separately.
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Planning a small network cabinet: check equipment space, cables and ventilation
A network cabinet can keep cables and equipment organized. Whether it fits depends on more than its advertised height. Before buying, check…
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Choosing a network switch: plan ports, speed and PoE correctly
A switch can help when the router runs out of ports. The number on the box is not the only consideration: port…
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Plan a home network: count devices, map cable routes and buy what you need
A good home network starts with a list of existing devices, not the biggest switch. This guide helps you add a small…
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Choosing WISO Steuer: clarify the purchase model and workflow
Tax software is not just about a feature list. The tax year, device, backups and purchase model must also fit your workflow.…
Always one step ahead
More overview. Fewer IT problems.
Discover our instructions and background articles – for a secure, fast and reliably administered computer environment.
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