For touchpad indicator control, you can use the touchegg package, available in the Linux Mint repository, in Besgnulinux 3-0.
Touchegg software doesn't have a GUI interface. However, it runs in the background after installation. This way, you can control the touchpad.
If you need to use the Touchpad Indicator, in Besgnulinux 3-0, paste the following commands into the terminal, either all or one at a time, enter your password, and the necessary software for touchpad control will be installed on the system.