Microsoft Office(18 editions)
(8 versions)
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Windows(12 Total)
Questions about installation? Let us help you - free of charge.
Daniel is happy to help
Mon-Fri 8am - 6pm
Tipps, Tricks und mehr aus der Welt von Microsoft Windows und Office
12 Artikel verfügbar
Microsoft hat Kauflizenzen immer als das ehrliche Gegenmodell zum Abo verkauft: einmal zahlen, dauerhaft nutzen. Am 13. Juli 2026 läuft auf dem Mac ein Zertifikat ab und Word, Excel & Co. wechseln in den Nur-Lesen-Modus. Warum das passiert, warum es seltsam ist und wie du ohne Abo weiterarbeitest.
Am 13. Juli 2026 läuft ein Zertifikat für Office auf dem Mac ab. Veraltete Office-2021-Installationen wechseln dann in den Lesemodus. Die gute Nachricht: Ein kostenloses Update auf Build 16.83 löst es in rund 10 Minuten – Schritt für Schritt erklärt.
Error 0x8007001F is the 'wildcard' among Windows upgrade errors: it's vague, frustrating, and often shows up at the worst possible moment. But behind the cryptic message there is usually a solvable problem with drivers or hardware conflicts. In this step-by-step guide, we show you how to eliminate the error using the 'clean boot' procedure and the right system repairs (SFC & DISM), so you can finally complete your Windows upgrade successfully.
A sudden failure during your Windows upgrade? Error 0x8007042B usually points to blocking background processes. In this guide you'll learn how to properly tame your antivirus program, reset the update cache, and get your system fit for the next level with SFC and DISM.
Office 2019 is officially End of Life, but it still runs reliably. This guide shows why the software stays secure even after end of support, which vulnerabilities matter, and how a few settings let you protect your Office 2019 optimally.
What are the biggest differences between Windows 10 and Windows 11? Should I wait for Windows 12?
Windows shows error 0xC004F213 after a hardware swap? Your key isn't gone. Linking your Microsoft account or activating by phone via slui 4 solves the problem.
Buy vs. subscribe: why Office 2021 and 2024 are often the cheaper, smarter alternative.
Error code 0xC004C008 does not mean your key is invalid. Phone activation via slui 4 solves the problem in 5 minutes – free of charge.
The KMS error 0xC004F074 almost only affects misconfigured systems, not defective keys. One command clears the problem: slmgr /ckms.
Maybe Windows 11 will run on your old PC too? Find out.
Used software keys for 5 euros - legal or a trap? The court rulings are clear, but the difference between a bargain and a flop is in the details.
