Using the VEX Classroom App with the Coder

The VEX Classroom app is a useful tool that allows users to get started quickly.

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

Note: the VEX Classroom app is available on the following platforms:


Updating the Coder Firmware

Screenshot of the VEX Classroom App with two connected Coders in a list. One Coder is shown in red indicating that it needs to be updated.

The firmware on one or multiple Coders can be updated using the VEX Classroom app.

For more information on how to update one or multiple Coders using the VEX Classroom app, view the Update the Coder Using the VEX Classroom App article.


Renaming a Coder

Screenshot of the VEX Classroom App with two connected Coders in a list. One Coder is highlighted, indicating that it can be renamed by selecting it.

To rename a Coder, select the Coder that is to be renamed.

Screenshot of the VEX Classroom App with a Coder's menu opened and the 'Rename' button to the right highlighted.

A list of options will appear. Select ‘Rename.’

Screenshot of the VEX Classroom App after the 'Rename' button has been selected. A prompt reads 'Please enter a new name (7 character max)' and has a text field to input the new name.

A prompt will appear to enter the new name of the Coder.

Screenshot of the VEX Classroom App after the 'Rename' button has been selected. The rename prompt's name input field and its Ok button are both highlighted, and the name 'VEX CDR' has been written.

Enter the Coder’s new name. Note that only letters, numbers, and spaces are accepted. Names are limited to 7 characters and any characters above 7 will be automatically removed. Once finished, select ‘OK.’

Screenshot of the VEX Classroom App with a Coder's menu opened and the name changed to read 'VEX CDR'.

The new name will then display.


Locating a Coder

A Coder can be located using the app. The location feature identifies a specific Coder by making the indicator light on the Coder flash yellow.

Screenshot of the VEX Classroom App with two connected Coders in a list. One Coder is highlighted, indicating that it can be located by selecting it.

To locate a Coder, select the Coder that is to be located.

Screenshot of the VEX Classroom App with a Coder's menu opened and the 'Locate' button to the left highlighted.

A list of options will appear. Select ‘Locate.’

As shown in this animation, when locating a Coder its icon and name in the app will flash yellow, and the indicator light on the Coder will flash yellow. Once the location has ended, the Coder’s name and icon will show green in the app and the indicator light on the Coder will flash green.


Monitoring Battery Life

Screenshot of the VEX Classroom App with two connected Coders in a list. Each Coder's battery icon to the right of its name is highlighted.

The state of each Coder’s Battery is listed. This can be used to monitor the Battery life of one or more Coder’s within range.


Adjusting the Coder’s Sleep Time

Screenshot of the VEX Classroom App with two connected Coders in a list. One Coder is highlighted, indicating that its sleep time can be changed after selecting it.

The Coder will go to sleep (power itself off) after a set amount of time. To adjust the Coder’s sleep time, select the Coder that is to be adjusted.

Note: the Coder will go to sleep after 30 seconds if not connected to a device.

Screenshot of the VEX Classroom App with a Coder's menu opened and the Sleep Time dropdown button on the bottom right highlighted.

Select the sleep time drop-down.

Screenshot of the VEX Classroom App with a Coder's menu opened and the Sleep Time dropdown menu opened. The sleep time can be changed to either 2 minutes, 5 minutes, or 15 minutes before pressing the Done button to close the menu.

Choose a new sleep time of 2 minutes (lowest setting), 5 minutes (medium setting), or 15 minutes (highest setting) and select ‘Done’ when finished. The default sleep time setting is 5 minutes.

Screenshot of the VEX Classroom App with a Coder's menu opened and the updated Sleep Time value on the bottom right highlighted.

The sleep time will then be displayed.


To learn more about understanding the 'Device Info' for a connected Coder, see this article.

For more information, help, and tips, check out the many resources at VEX Professional Development Plus

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