Differences

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--- faq:email:why_mail_client_showing_ssl_certificate_expiration_warning [2021/10/12 09:07] – vikki
+++ faq:email:why_mail_client_showing_ssl_certificate_expiration_warning [2022/03/04 17:39] – vikki
@@ Line 1: / Line 1: @@
+[[:start|Home]] > [[:faq|FAQ]] > [[faq:email|Email]] > [[faq:email#email_clients_mobile|Email Clients & Mobile]] > [[faq:email#mail_client_issues_and_troubleshooting|Mail Client Issues and Troubleshooting]] > **Why is my mail client showing SSL expiration warning**
 ====== Why is my mail client showing SSL expiration warning? ======
@@ Line 11: / Line 13: @@
   * [[faq:profile:how_to_install_root_cert_win_7|Windows 7]]
-  * MacOS version 10.12 or older
+  * [[faq:profile:how_to_install_root_cert_macos|MacOS version 10.12 or older]]
-  * iPhone iOS
+  * [[faq:profile:how_to_install_root_cert_iPhone_iOS|iPhone iOS below version 10]]
 If the above does not work for your device, you can opt to:
@@ Line 18: / Line 20: @@
   * Use a newer device with an updated OS/system, or
   * Disable SSL connection on your mail client (not recommended).
+Reference:
+[[https://letsencrypt.org/docs/dst-root-ca-x3-expiration-september-2021/|DST Root CA X3 Expiration]], [[https://letsencrypt.org/docs/certificate-compatibility/|ISRG Root X1 Certificate Compatibility]]

AGNX