I still remember the first time I rented a VPS. Logged in as root, happy as a kid in a game shop… until I accidentally ran a command that wiped a config file. No backups, no second user, nothing. That was the day I stopped doing everything as root and started creating proper sudo users on every fresh Ubuntu server….
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I still remember the first time I rented a VPS. I logged in as root, typed a few commands I found in a tutorial, then suddenly… sudo: command not found and later user is not in the sudoers file. I thought I broke the server. If that sounds familiar, this article is for you. This is a practical, step-by-step walkthrough…
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If you break your sudoers file, you can lock yourself out of root. That’s the nightmare we’re trying to avoid here. This guide is for anyone managing Linux servers (VPS, bare metal, cloud instances) who needs to give or adjust sudo access without shooting their future self in the foot. I’ll walk you through how to use visudo correctly, how…
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