Search notes:

Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\WinHttp

DefaultSecureProtocols

Apparently, the value of DefaultSecureProtocols specifies the default TLS protocol for something:
https://superuser.com/a/1340486/16610
reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\WinHttp"                           /V "DefaultSecureProtocols" /T REG_DWORD /D 2560 /F
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\WinHttp" /V "DefaultSecureProtocols" /T REG_DWORD /D 2560 /F

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