Troubleshooting Connecting to Web-based VEXcode EXP – VEX Library

When connecting an EXP Brain to Web-based VEXcode EXP, several potential causes may prevent a proper connection. Read the following article for potential solutions and guides for connecting to Web-based VEXcode EXP.

Connecting to a Brain and Updating Firmware

Connecting

For more information about connecting an EXP Brain to Web-based VEXcode EXP, select the article that aligns with your device:

Updating Firmware

For more information about updating an EXP Brain's firmware using Web-based VEXcode EXP, view the following article:

Updating VEX EXP Brain Firmware in Web-based VEXcode EXP

Connecting to a Controller and Updating Firmware

Connecting

For more information about connecting an EXP Controller to Web-based VEXcode EXP, select the article that aligns with your device:

Updating Firmware

For more information about updating an EXP Controller's firmware using Web-based VEXcode EXP, select the article that aligns with your device:

Device Window Not Appearing

The Device Window may not appear if Serial Port permissions are blocked or disabled. These steps will show you how to enable such permissions.

Lock icon next to the Chrome search bar is highlighted. Below, the Site Information dropdown menu is opened for VEXcode EXP.

Select the lock icon in the search bar.

Chrome Site Information dropdown menu is opened and the USB Devices permission option and the Serial Ports permission option are toggled on.

Ensure both "USB Devices" and "Serial ports" are enabled.

Chrome prompt below the search bar that reads To apply your updated settings to this site, reload this page. To the right of the prompt there is a blue Reload button.

Reload the page.

Chrome device connection window is open with two listed items. Both items read VEX Robotics EXP Brain, but they have different connection IDs.

The Device Window will now appear.