diff --git a/en/getting-started/install-self-hosted/environments.mdx b/en/getting-started/install-self-hosted/environments.mdx
index 0259a82d..a43b489a 100644
--- a/en/getting-started/install-self-hosted/environments.mdx
+++ b/en/getting-started/install-self-hosted/environments.mdx
@@ -193,6 +193,8 @@ Used to store uploaded data set files, team/tenant encryption keys, and other fi
 
   - volcengine-tos: Volcengine TOS object storage, if this option is selected, the following VOLCENGINE_TOS\_ prefixed configurations need to be set.
 
+  - tencent-cos: Tencent Cloud COS object storage, if this option is selected, the following TENCENT_COS\_ prefixed configurations need to be set.
+
 - STORAGE_LOCAL_PATH
 
   Default is storage, that is, it is stored in the storage directory of the current directory.
@@ -224,6 +226,11 @@ Used to store uploaded data set files, team/tenant encryption keys, and other fi
 - VOLCENGINE_TOS_ACCESS_KEY: your-access-key eg, 'difyai'
 - VOLCENGINE_TOS_REGION: your-region eg, 'cn-guangzhou' # reference: https://www.volcengine.com/docs/6349/107356
 - VOLCENGINE_TOS_ENDPOINT: your-endpoint eg, 'tos-cn-guangzhou.volces.com' # reference: https://www.volcengine.com/docs/6349/107356
+- TENCENT_COS_BUCKET_NAME: your-bucket-name eg, 'difyai'
+- TENCENT_COS_SECRET_KEY: your-secret-key eg, 'difyai'
+- TENCENT_COS_SECRET_ID: your-secret-id eg, 'difyai'
+- TENCENT_COS_REGION: your-region eg, 'ap-guangzhou' # reference: https://cloud.tencent.com/document/product/436/6224
+- TENCENT_COS_SCHEME: specify http/https protocol to access COS
 
 ### Vector Database Configuration