There is a problem in React that I don't understand. Does it mean that I have to install the switch in the terminal?

enter image description hereThere is a problem in React that I
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don’t understand. Does it mean that I have to install the switch in the terminal? Can the switch be installed at all?

enter image description here
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Should I use something else instead of a switch?

>Solution :

I guess you haven’t implemented this in your router. Kindly go through the link

Switch react router dom