Cyber Fraud in India in 2026: How to Protect Yourself and Your Business
Cyber fraud cases keep rising. The most common scams, the habits that stop most of them, and exactly what to do –…
Knowledge
Guides & Tips
Practical, tested guides on Windows, Linux, networking, email servers and WordPress – written from real support work.
Fix a Slow or Unstable Windows PC with DISM and SFC
Repair corrupted system files with Windows’ own tools – DISM first, then SFC – before reaching for third-party “optimisers”.
IPv6 Toolkit: Convert, Validate and Subnet IPv6 Addresses
Four free IPv6 tools in one place – address converter, validator, subnet calculator and a one-page cheat sheet.
Netplan YAML Generator for Ubuntu: Static IP Files Without Syntax Errors
Generate a valid Netplan file for any Ubuntu release from 18.04 to 26.04 – static or DHCP, IPv4 and IPv6 – right…
Remove Windows 10 and 11 Bloatware Safely with PowerShell
Remove pre-installed Store apps you never use with a short, readable PowerShell script – and know how to undo it.
View and Clear the DNS Cache on Windows (ipconfig /displaydns)
See which domains your PC has looked up recently and clear stale DNS answers with two built-in commands.
Reset the Windows Network Stack When the Internet Feels Slow
Three built-in commands that clear DNS, reset TCP/IP and Winsock – the fix for many “connected but slow” problems.
Yellow Exclamation Mark on a Drive in Windows: What It Means and How to Fix It
The yellow warning on a drive icon usually means BitLocker is switched on but not yet protecting it. Finish turning it on…
Fix “opendkim-testkey: unexpected reply class/type (-1/-1)”
OpenDKIM can’t look up your DKIM record. Give it working DNS resolvers with the Nameservers setting, restart and test again.