RPi Pico Reboot Tool

Reboots an RPi Pico (or other RP2040/RP2350-based device) into bootloader mode ("BOOTSEL"), allowing new firmware to be uploaded.

Instructions:

1. Open this page in a Web Serial-enabled browser such as Chrome.
2. Connect your USB device to the computer running the browser.
3. Click the Select Device to Reboot button above.
4. In the box that appears, select the device you'd like to reboot, and click Connect
5. The device will reboot, and will appear as a USB drive. This may take a few seconds.
6. Drag and drop the .uf2 firmware file to that USB drive.

You can also save this .html file to your computer to use this tool offline.