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by ce4 2017 days ago
It's not all-at-once but only beginning on 2021-01-11. Certs are valid for 90 days and the usual renewal period is 60 day.

So if you renew latest on 2021-01-10 your cert will be good until begin of April.
1 comments
regecks 2017 days ago
The server admin also has the choice to defer that to at least 2020-07-01, if they configure their ACME client to prefer the legacy chain.
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1over137 2017 days ago
2021 you mean?
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