• Skip to main content
  • Shop
  • Learn
  • Blog
  • Forums
  • IO
  • LIVE!
  • AdaBox
Adafruit Logo
0
  • Sign In | Create Account
  • Playground
  • New Guides
  • Series
  • Wishlists
  • Shop
  • Learn
  • Blog
  • Forums
  • IO
  • LIVE!
  • AdaBox
Sign In
0
Adafruit Logo
  • Learn Categories
    • 3D Printing
    • AdaBox
    • Adafruit Products
    • Arduino Compatibles
    • Breakout Boards
    • Circuit Playground
    • CircuitPython
    • CLUE
    • Community Support
    • Components
    • Crickit
    • Customer & Partner Projects
    • Development Boards
    • Educators
    • EL Wire/Tape/Panel
    • Feather
    • Gaming
    • Hacks
    • Internet of Things - IOT
    • LCDs & Displays
    • LEDs
    • Machine Learning
    • MakeCode
    • Maker Business
    • micro:bit
    • Microcontrollers
    • Programming
    • Raspberry Pi
    • Robotics & CNC
    • Sensors
    • STEMMA
    • Tools
    • Trellis
    • Wearables
    Explore, Groups to get your gears turning
    Explore
    Groups to get your gears turning
    Explore Groups
  • New Guides
  • Playground
Using the OPEN INSTALLER Button on circuitpython.org Featured Products

Using the OPEN INSTALLER Button on circuitpython.org

The Web Firmware Installer can install the TinyUF2 bootloader and CircuitPython

Image for user danhalbert
by Dan Halbert
published September 23, 2025, last edited October 03, 2025
posted in CircuitPython
Save
New Favorite
×

Please sign in to include this guide in your list of favorites.

You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites.

Close
Link Note Download
  • Overview
  • Boards with Full USB Support
    • Advanced: Install CircuitPython as a BIN file
    • Advanced: Install TinyUF2 Bootloader Only
  • Serial-Only Boards
  • Text View

Featured Products

Create Wishlist
×
Close
Search

Search

Categories
  • Contact Us
  • Tech Support Forums
  • FAQs
  • Shipping & Returns
  • Freebies
  • Terms of Service
  • Privacy & Legal
  • Website Accessibility
  • LLMs.txt
  • About Us
  • Press
  • Educators
  • Distributors
  • Jobs
  • Gift Cards
"Do what you can, with what you have, where you are"
Theodore Roosevelt
Adafruit Logo
A Minority and Woman-owned Business Enterprise (M/WBE)