How do I update from ACMEv1 to ACMEv2 compatible client for Ghost?

[rujuta]

I got an email from letsencrypt that I need to upgrade to ACMEv2 compatible client.
Currently it is on ACMEv1. I am new to this platform and unsure of the process.
Please let me know if anyone can help.
TIA!

[mskian]

Follow this Guide to Upgrade

Update ACME Let's Encrypt SSL Client

Recently Let’s Encrypt Change there CDN provider and going to deprecated the ACMEv1 API Many User’s Facing SSL installation Error and Renewal issue Upgrade the ACME Let’s Encrypt SSL Client to Latest Version Login to your server via SSH Keep the Root login - Don’t log in as Sudo user Next Update the acme.sh Client /etc/letsencrypt/acme.sh --upgrade --home "/etc/letsencrypt" Update the Certificates /etc/letsencrypt/acme.sh --cron --home "/etc/letsencrypt" > /dev/null Verify the insta…