The button is removed. To highlight a track (net) there are a few ways:
- Ctrl+click on the net object (Cmd+click on Mac)
- Use the “highlight net” hotkey (
`by default) - Right-click and choose Highlight Net in the Net Tools menu
- Right-click the net in the list of nets in the Appearance panel
- Select (left-click) the net from the list in the Net Inspector