How to enable only TLSv1.2+?

[EnvOut]

Hello guys, I use hosting but it works only with TLSv1.2 and higher
How to disable all TLS's excep TLSv1.2+?
Because now I have error:

	CERTIFICATE_VERIFY_FAILED: application verification failure(handshake.cc:393))
flutter: google auth error: DioException [unknown]: null
Error: HandshakeException: Handshake error in client (OS Error: 
	CERTIFICATE_VERIFY_FAILED: application verification failure(handshake.cc:393))
	```