Here's the complete guide from scratch:
OpenClaw on Android — Complete Setup Guide

Requirements
- Android 10 or above
- Termux installed from F-Droid (NOT Play Store)
- A free Gemini API key from
aistudio.google.com/apikey
- A Telegram bot token from
@BotFather on Telegram
- And if you want to select any apps like : whatsapp, slack,discord etc.
PHASE 1 — Setup Environment
Step 1 — Open Termux and run:
pkg update && pkg upgrade -y
pkg install proot-distro -y
Step 2 — Install Ubuntu:
proot-distro install ubuntu
Step 3 — Enter Ubuntu:
proot-distro login ubuntu
PHASE 2 — Install Dependencies