From 5f38418f202c0474ffec7914ecd704a62bf1ae9e Mon Sep 17 00:00:00 2001 From: ai-khushi-dadhaniya Date: Mon, 22 Sep 2025 12:27:55 +0530 Subject: [PATCH] Update n8n-nodes-base.sendemail.md --- .../builtin/core-nodes/n8n-nodes-base.sendemail.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/docs/integrations/builtin/core-nodes/n8n-nodes-base.sendemail.md b/docs/integrations/builtin/core-nodes/n8n-nodes-base.sendemail.md index ff8054328ff..3104568c986 100644 --- a/docs/integrations/builtin/core-nodes/n8n-nodes-base.sendemail.md +++ b/docs/integrations/builtin/core-nodes/n8n-nodes-base.sendemail.md @@ -141,6 +141,12 @@ The following options are also available: * **Limit Wait Time**: Whether the workflow will automatically resume execution after a specified time limit. This can be an interval or a specific wall time. * **Append n8n Attribution**: Set whether to include the phrase `This email was sent automatically with n8n` at the end of the email (turned on) or not (turned off). +### Limitation + +The Send Email (SMTP) node does not support setting headers like In-Reply-To and References, which are required for email threading. As a result, each email is treated as a new conversation instead of appearing in the same thread. + +* **Workaround**: Use the Gmail node’s Reply operation or a custom node (e.g., n8n-nodes-better-send-mail) that supports custom headers. + ## Templates and examples