A Windows 10 computer does not show Windows 7 and Windows XP computers on the same network

[Windows 10]

Hi, I have an ethernet network with 1 router, 2 switches and 5 computers. The router, the Windows 10 computer and the cable for the second switch are connected to the first switch. 5 computers with windows xp and windows 7 are connected to the second switch.The five computers can see the winsows 10 computer but it can't see them.All the computers are in the same network, the addresses are good, and when I tried with ping, all the computers are visible. How do I find the five computers from the second switch on the windows 10 computer?

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