A fake error text is one of the oldest and gentlest pranks on a phone. You paste a stiff, robotic line like "Message delivery failed" into a chat, your friend squints at the screen for three seconds, and then the penny drops. Done well, it gets a laugh. Done badly, it worries someone or looks like a scam.

This guide gives you original templates grouped by style, explains how to send them so they land, and is honest about where the line is. At the end there is a short section on sending one of these texts without showing your own number, using Ghost – Secure Private SMS.

Why fake error texts work

Real system messages share a few traits, and copying those traits is what makes a fake one believable for a moment:

Flat, impersonal tone. No emojis, no "lol", no first person.

A code or label. Something like "ERR 418" or "[Delivery Report]" signals "a machine wrote this".

Capital letters or brackets. Automated notices often shout or wrap the subject in square brackets.

A vague cause.…