This module provides a script with which you can pass in a Dashboard 1.0 flow, and in return, you will receive a Dashboard 2.0 flow. Please note that this script does not cover everything, see below ...
The usual method of installing is to use Manage Palette in the node red editor and search for @colinl/node-red-dashboard-2-ui-gauge-classic and install it. Using npm directly, cd into your node red ...