Free guide

Turn your terminal from an annoying black box into the best place to use Claude

One command flips on Claude Code's fullscreen (no-flicker) mode: kills the flicker, turns on your mouse, and finally lets you click anywhere to edit your text.

The exact command to turn it on: /tui fullscreen
Click anywhere to position your cursor, drag to select any block of text
No flicker on long sessions, with flat CPU and memory
Why the terminal becomes the most powerful place to use Claude

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A one-command setup guide for Claude Code's fullscreen rendering mode, plus why you should be coding in the terminal.

A look inside

What's inside

What You'll Learn

/tui fullscreen: one command, flicker gone on long sessions Mouse support: click anywhere to drop your cursor, drag to select Alternate screen rendering: flat CPU and memory no matter how long the chat It is an opt in research preview: you already have it, you just never turned i

The Problem It Fixes

The terminal is one of the most powerful places to use Claude Code, but the classic renderer had two annoyances.

Turn It On

Type this inside Claude Code: The UI switches to fullscreen rendering.

About the author

Cooper Simson

Founder of Actionable AI. 30,000+ operators read the newsletter.

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Questions, answered

Is this guide free?

Yes. Enter your details and you can open the full guide immediately.

Do I need to know how to code?

No. The guide explains the work in practical steps and calls out technical details only when they matter.

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