Tag: Computer Knowledge
Computer Knowledge
Laptop battery
Laptop battery I work at an investment bank, part-time on the IT helpdesk. After the Windows 11 24H2 update rolled out, the complaints flooded in: My laptop battery went from 7 hours to barely 2 hours overnight! Sound familiar? Microsoft quietly changed one default power setting that drains up to 40 % extra battery on…
Read MoreMicrosoft slow after update
I work part-time on an investment bank’s IT helpdesk, 35 years of experience in IT in banking. Every time Microsoft pushes a big update, the same thing happens: Computers that were fine yesterday become sluggishApps take forever to openFans spin like jet engines doing nothing Sound familiar? Before you reinstall Windows or buy a new…
Read More7-Zip – the book
7-zip power user guide, the Ultimate Power-User cheat sheet & mini-courseFor many years I used 7-Zip almost every single day in banking IT.Not only the basic right-click compress stuff, the real power-user tricks that saved us hours every week and kept multi-gigabyte sensitive data 100 % secure. In 2025 I finally put everything into one…
Read MorePowerShell for SMART
In this blog, PowerShell for SMART, I will guide you through the use of SMART via PowerShell. SMART: Self-Monitoring, Analysis, and Reporting Technology. This is a monitoring system included in computer hard drives (HDDs) and solid-state drives (SSDs). The primary function is to detect and report various indicators of drive reliability, with the goal of…
Read MoreCMD for SMART
In this blog, CMD for SMART, I will guide you through the use of SMART via the command prompt. SMART stands for Self-Monitoring, Analysis, and Reporting Technology. This is a monitoring system included in computer hard drives (HDDs) and solid-state drives (SSDs). The primary function is to detect and report various indicators of drive reliability,…
Read MoreDifferences between CHKDSK and DISM and SFC
Welcome to my post on the differences between CHKDSK and DISM and SFC. When your computer starts acting up—whether it is running slow, throwing errors, or just not performing as it should—it is tempting to jump to conclusions about what might be wrong. But before you consider more drastic measures you can try some built-in…
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