The comprehensive Arduino Email Client Library to send and read Email for Arduino devices. The library also supports other network shields or modules e.g., Wi-Fi, Ethernet, and GSM/4G modules.
v3.4.0 stable release
ESP_MAIL_DISABLE_ONBOARD_WIFI
and ESP_MAIL_DISABLE_NATIVE_ETHERNET
.DISABLE_ALL_OPTIONS
, DISABLE_NTP_TIME
, DISABLE_ERROR_STRING
, DISABLE_IMAP
, DISABLE_SMTP
, DISABLE_PSRAM
, DISABLE_FLASH
and DISABLE_SD
.ESP_MAIL_USE_SDK_SSL_ENGINE
and ENABLE_CUSTOM_CLIENT
.ESP_MAIL_DISABLE_SSL
.v3.3.7 stable release
ESP_MAIL_USE_SDK_SSL_ENGINE
.
This is because the internal lwIP TCP client was used with mbedTLS since v3.3.0 instead of Client in earlier version.ESP_MAIL_USE_SDK_SSL_ENGINE
behavior.