diff --git a/_Sidebar.md b/_Sidebar.md
index 2b46320..10c2cc5 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -1,112 +1,130 @@
-* Introduction
-  * [[Components]]
-  * [[Getting Started]]
-  * [[Production Setup]]
-  * [[Benchmarks]]
-  * [[FAQ]]
-* API
-  * [[Master Server API]]
-  * [[Volume Server API]]
-  * [[Filer Server API]]
-  * [[Client Libraries]]
-  * [[SeaweedFS Java Client]]
-* Configuration
-  * [[Replication]]
-  * [[Store file with a Time To Live]]
-  * [[Failover Master Server]]
-  * [[Erasure coding for warm storage]]
-  * [[Server Startup Setup]]
-  * [[Environment Variables]]
-* Filer
-  * [[Filer Setup]]
-  * [[Directories and Files]]
-  * [[Data Structure for Large Files]]
-  * [[Filer Data Encryption]]
-  * [[Filer Commands and Operations]]
-* [[Filer Stores]]
-  * [[Filer Cassandra Setup]]
-  * [[Filer Redis Setup]]
-  * [[Super Large Directories]]
-  * [[Path-Specific Filer Store]]
-  * [[Choosing a Filer Store]]
-  * [[Customize Filer Store]]
-* Advanced Filer Configurations
-  * [[Migrate to Filer Store]]
-  * [[Add New Filer Store|Customize Filer Store]]
-  * [[Filer Store Replication]]
-  * [[Filer Active Active cross cluster continuous synchronization]]
-  * [[Filer as a Key-Large-Value Store]]
-  * [[Path Specific Configuration]]
-  * [[Filer Change Data Capture]]
-* [[FUSE Mount]]
-  * [[FIO benchmark]]
-* [[WebDAV]]
-* Cloud Drive
-  * [[Cloud Drive Benefits]]
-  * [[Cloud Drive Architecture]]
-  * [[Configure Remote Storage]]
-  * [[Mount Remote Storage]]
-  * [[Cache Remote Storage]]
-  * [[Cloud Drive Quick Setup]]
-  * [[Gateway to Remote Object Storage]]
-* AWS S3 API
-  * [[Amazon S3 API]]
-  * [[AWS CLI with SeaweedFS]]
-  * [[s3cmd with SeaweedFS]]
-  * [[rclone with SeaweedFS]]
-  * [[restic with SeaweedFS]]
-  * [[nodejs with Seaweed S3]]
-  * [[S3 API Benchmark]]
-  * [[S3 API FAQ]]
-  * [[S3 Bucket Quota]]
-  * [[S3 API Audit log]]
-  * [[S3 Nginx Proxy]]
-* AWS IAM
-  * [[Amazon IAM API]]
-  * [[AWS IAM CLI]]
-* Machine Learning
-  * [[TensorFlow with SeaweedFS]]
-* HDFS
-  * [[Hadoop Compatible File System]]
-  * [[run Spark on SeaweedFS]]
-  * [[run HBase on SeaweedFS]]
-  * [[run Presto on SeaweedFS]]
-  * [[Hadoop Benchmark]]
-  * [[HDFS via S3 connector]]
-* Replication and Backup
-  * [[Async Replication to another Filer]] [Deprecated]
-  * [[Async Backup]]
-  * [[Async Filer Metadata Backup]]
-  * [[Async Replication to Cloud]] [Deprecated]
-  * [[Backup and Recovery with K8up]]
+###  Introduction
+* [[Components]]
+* [[Getting Started]]
+* [[Production Setup]]
+* [[Benchmarks]]
+* [[FAQ]]
 
-* Messaging
-  * [[Filer Metadata Events]]
-* Use Cases
-  * [[Use Cases]]
-  * [[Actual Users]]
-* Operations
-  * [[System Metrics]]
-  * [[weed shell]]
-  * [[Data Backup]]
-  * [[Deployment to Kubernetes and Minikube]]
-* Advanced
-  * [[Large File Handling]]
-  * [[Optimization]]
-  * [[Volume Management]]
-  * [[Tiered Storage]]
-  * [[Cloud Tier]]
-  * [[Cloud Monitoring]]
-  * [[Load Command Line Options from a file]]
-  * [[SRV Service Discovery]]
-* Security
-  * [[Security Overview]]
-  * [[Security Configuration]]
-  * [[Run Blob Storage on Public Internet]]
-* Misc Use Case Examples
-  * [[UrBackup with SeaweedFS]]
-  * [[Docker Image Registry with SeaweedFS]]
-  * [[SeaweedFS in Docker Swarm]]
-  * [[Words from SeaweedFS Users]]
-  * [[Independent Benchmarks]]
-  * [[Hardware]] 
+### API
+* [[Master Server API]]
+* [[Volume Server API]]
+* [[Filer Server API]]
+* [[Client Libraries]]
+* [[SeaweedFS Java Client]]
+
+### Configuration
+* [[Replication]]
+* [[Store file with a Time To Live]]
+* [[Failover Master Server]]
+* [[Erasure coding for warm storage]]
+* [[Server Startup Setup]]
+* [[Environment Variables]]
+
+### Filer
+* [[Filer Setup]]
+* [[Directories and Files]]
+* [[Data Structure for Large Files]]
+* [[Filer Data Encryption]]
+* [[Filer Commands and Operations]]
+
+### [[Filer Stores]]
+* [[Filer Cassandra Setup]]
+* [[Filer Redis Setup]]
+* [[Super Large Directories]]
+* [[Path-Specific Filer Store]]
+* [[Choosing a Filer Store]]
+* [[Customize Filer Store]]
+
+### Advanced Filer Configurations
+* [[Migrate to Filer Store]]
+* [[Add New Filer Store|Customize Filer Store]]
+* [[Filer Store Replication]]
+* [[Filer Active Active cross cluster continuous synchronization]]
+* [[Filer as a Key-Large-Value Store]]
+* [[Path Specific Configuration]]
+* [[Filer Change Data Capture]]
+
+### [[FUSE Mount]]
+* [[FIO benchmark]]
+
+### [[WebDAV]]
+
+### Cloud Drive
+* [[Cloud Drive Benefits]]
+* [[Cloud Drive Architecture]]
+* [[Configure Remote Storage]]
+* [[Mount Remote Storage]]
+* [[Cache Remote Storage]]
+* [[Cloud Drive Quick Setup]]
+* [[Gateway to Remote Object Storage]]
+
+### AWS S3 API
+* [[Amazon S3 API]]
+* [[AWS CLI with SeaweedFS]]
+* [[s3cmd with SeaweedFS]]
+* [[rclone with SeaweedFS]]
+* [[restic with SeaweedFS]]
+* [[nodejs with Seaweed S3]]
+* [[S3 API Benchmark]]
+* [[S3 API FAQ]]
+* [[S3 Bucket Quota]]
+* [[S3 API Audit log]]
+* [[S3 Nginx Proxy]]
+
+### AWS IAM
+* [[Amazon IAM API]]
+* [[AWS IAM CLI]]
+
+### Machine Learning
+* [[TensorFlow with SeaweedFS]]
+
+### HDFS
+* [[Hadoop Compatible File System]]
+* [[run Spark on SeaweedFS]]
+* [[run HBase on SeaweedFS]]
+* [[run Presto on SeaweedFS]]
+* [[Hadoop Benchmark]]
+* [[HDFS via S3 connector]]
+
+### Replication and Backup
+* [[Async Replication to another Filer]] [Deprecated]
+* [[Async Backup]]
+* [[Async Filer Metadata Backup]]
+* [[Async Replication to Cloud]] [Deprecated]
+* [[Backup and Recovery with K8up]]
+
+### Messaging
+* [[Filer Metadata Events]]
+
+### Use Cases
+* [[Use Cases]]
+* [[Actual Users]]
+
+### Operations
+* [[System Metrics]]
+* [[weed shell]]
+* [[Data Backup]]
+* [[Deployment to Kubernetes and Minikube]]
+
+### Advanced
+* [[Large File Handling]]
+* [[Optimization]]
+* [[Volume Management]]
+* [[Tiered Storage]]
+* [[Cloud Tier]]
+* [[Cloud Monitoring]]
+* [[Load Command Line Options from a file]]
+* [[SRV Service Discovery]]
+
+### Security
+* [[Security Overview]]
+* [[Security Configuration]]
+* [[Run Blob Storage on Public Internet]]
+
+### Misc Use Case Examples
+* [[UrBackup with SeaweedFS]]
+* [[Docker Image Registry with SeaweedFS]]
+* [[SeaweedFS in Docker Swarm]]
+* [[Words from SeaweedFS Users]]
+* [[Independent Benchmarks]]
+* [[Hardware]]