How can I turn off the key beep?

You can follow the steps below to turn off the key beep.

1）Enter the main menu, and go to the service menu with the password “9999”, as shown in the following screenshots.

Figure 2-28 Menu and Service Menu

2）Choose “④Function Setting” and press enter. You will see the following.

Figure 2-29 Function Setting Interface

3）Choose “KEYBEEP” to toggle this setting.

Figure 2-30 Menu and Service Menu