Computer in sleep mode suddenly in a state standby whithout user interference

Dear all,

Recently I got phenomenon that my computer in the Sleep Mode state after a while suddenly in active (seems user click on) without being enabled by  the user, just for the information my computer connecting to the broadband home LAN through a modem has provided by the broadband vendor, and all Windows (Windows 10 build 1709) & Norton Security Deluxe (22.12.1.15) has updated.

Computer In the Sleep Mode state suddenly in a state of stand by after a while without being enabled by the user.

Please advise how to resolve this phenomenon.

Thanks & B/regards,