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According to Google, currently about 0.5% of web page downloads continue to be made using outdated versions of TLS. Until the actual end of support, beginning with the release of Chrome 79 on January 13, connections using TLS 1.0 and 1.1 will begin to display an insecure connection indicator.
After blocking in Chrome 81, sessions based on TLS 1.0 and 1.1 will start showing an error.
Source: opennet.ru