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Practical How to tutorials, how-tos and troubleshooting guides — hands-on walkthroughs written for developers and system administrators.

How to

How to Claim Your WhatsApp Username on iPhone & Android (2026 Step-by-Step Guide)

WhatsApp just opened username reservations. Here's how to claim your WhatsApp username on iPhone and Android step by step, plus the rules, the new Username Key, and what it means for WhatsApp Web and Business accounts.

Himanshu Pal

Jun 29, 2026

How to

How to Install AnyDesk on Debian, Ubuntu, RHEL, CentOS, Fedora, and OpenSUSE

Installing AnyDesk on Linux is simple with the right repository. This guide covers step-by-step installation for Debian, Ubuntu, RHEL, CentOS, Fedora, and OpenSUSE using both DEB and RPM repos.

Himanshu Pal

Oct 13, 2025