Update the 123 Robot Using the VEX Classroom App – VEX Library

The firmware on one or multiple 123 Robots can be updated at the same time using the VEX Classroom app.

VEX Classroom application icon.

Navigate to your device’s app store and search for ‘VEX Classroom’ to download the app if you have not done so already.

Note: the VEX Classroom app is available on the Apple App Store for iPads, iPhones, iPod Touches, on the Google Play Store for Android phones and tablets, and on the Amazon Appstore for Fire Tablets.

Update the 123 Robot using VEXcode 123

Screenshot of VEXcode 123 with a 123 Robot connected and a pop-up window that reads Firmware Updating, Do not turn off the VEX 123 Robot or close VEXcode during the update.

The 123 Robot will automatically update when connected to VEXcode 123.

A 123 Robot will flash colors and play sounds when it is updating. View this animation to see the flashing colors and hear the sounds that indicate the status of the update.

Note: the update length has been shortened for the animation. An actual firmware update may take up to 2 minutes.

Update the 123 Robot using the Classroom app

Screenshot of the VEX Classroom App, with two connected 123 Robots shown in a list. One robot is shown in green meaning that it's up to date, and the other robot is shown in red meaning that it needs to be updated.

The 123 Robot can also be updated using the VEX Classroom app.

Update one 123 Robot’s Firmware

Screenshot of the VEX Classroom App, with two connected 123 Robots shown in a list. One robot is shown in green meaning that it's up to date, and the other robot is highlighted and shown in red meaning that it needs to be selected to update it.

To update one 123 Robot’s Firmware, select the 123 Robot that you wish to update. 123 Robots that need a firmware update will be shown in red.

Screenshot of the VEX Classroom App with an out of date 123 Robot's menu opened and the 'Update' button in the center of the screen highlighted.

Select ‘Update’ from the list of options.

Screenshot of the VEX Classroom App with an out of date 123 Robot's menu opened and a progress bar under the robot's name to indicate that it is updating. The option buttons are greyed out to indicate that the robot can't be interacted with until it is done updating.

A progress bar will appear to show the progress of the update. Note that all other options will remain unavailable until the update has finished.

A 123 Robot will flash colors and play sounds when it is updating. View this animation to see the flashing colors and hear the sounds that indicate the status of the update.

Note: the update length has been shortened for the animation. An actual firmware update may take up to 2 minutes.

Screenshot of the VEX Classroom App with a 123 Robot's menu opened and the Robot's name shown in green to indicate that it is done updating.

Once the update is complete, the 123 Robot name and icon will now show green in the app. Note that the ‘Update’ option is unavailable since the 123 Robot is now up to date.

Update multiple 123 Robots’ Firmware

Screenshot of the VEX Classroom App with two out of date 123 Robots listed and the 'Update All Devices' button at the top highlighted.

To update the firmware on multiple 123 Robots at once, select ‘Update All Devices.’

Screenshot of the VEX Classroom App with two out of date 123 Robots listed and the 'Updating All' button at the top greyed out. One robot has a progress bar to indicate that it is currently updating.

Progress bars will appear to show the progress of each 123 Robot’s update as well as the overall update for all 123 Robots. Note that the ‘Update All Devices’ option changes to ‘Updating All’ until the updates have finished.

Screenshot of the VEX Classroom App with two 123 Robots listed and the 'Updating All' button at the top greyed out. One robot has finished updating, and the next has a progress bar to indicate that the robots update one at a time.

Note that one 123 Robot will update at a time.

A 123 Robot will flash colors and play sounds when it is updating. View this animation to see the flashing colors and hear the sounds that indicate the status of the update.

Note: the update length has been shortened for the animation. An actual firmware update may take up to 2 minutes.

Screenshot of the VEX Classroom App with two up to date 123 Robots listed and the Update button at the top reading 'All Devices Up To Date.

Once the update is complete, the 123 Robots’ name and icon will now show green in the app. Note that the ‘Update All Devices’ option has changed to ‘All Devices Up To Date’ since all 123 Robots are now up to date.