docs(fls): update

Author: SamyOubouaziz

pages/file-storage/how-to/attach-mount-file-system.mdx renamed to pages/file-storage/how-to/attach-file-system.mdx

@@ -1,6 +1,6 @@
 ---
-title: How to attach and mount a file system to a Scaleway Instance
-description: This page explains how to attach then mount a File Storage file system to Scaleway Instances
+title: How to attach a file system to a Scaleway Instance
+description: This page explains how to attach a File Storage file system to Scaleway Instances
 tags: attach instance server fs filesystem file storage resource
 categories:
   - storage
@@ -10,7 +10,7 @@ dates:
   posted: 2025-06-24
 ---
 
-This page explains how to attach a file system to one or several Instances, and how to mount it from the attached Instance(s). File systems can only be attached to Instances within the same [region](/file-storage/concepts/#region).
+This page explains how to attach a file system to one or several Instances. File systems can only be attached to Instances within the same [region](/file-storage/concepts/#region).
 
 import Requirements from '@macros/iam/requirements.mdx'
 
@@ -36,6 +36,3 @@ import Requirements from '@macros/iam/requirements.mdx'
     </Message>
 
 Your file system is now attached to the selected Instance(s) and can now be [mounted](#how-to-mount-a-file-system-on-a-scaleway-instance)
-
-## How to mount a file system on a Scaleway Instance
-

pages/file-storage/how-to/detach-file-system.mdx

@@ -0,0 +1,17 @@
+---
+title: How to detach a file system from a Scaleway Instance
+description: This page explains how to detach a File Storage file system from Scaleway Instances
+tags: detach instance server fs filesystem file storage resource
+categories:
+  - storage
+  - file-storage
+dates:
+  validation: 2025-06-24
+  posted: 2025-06-24
+---
+
+## How to detach a file system from an instance
+
+1. Click **File Storage** in the **Storage** section of the side menu. A list of your file systems displays.
+
+2. Click the name of the file system you want to detach. The **Overview** page displays.

pages/file-storage/how-to/detach-unmount-file-system.mdx

@@ -8,4 +8,16 @@ categories:
 dates:
   validation: 2025-06-24
   posted: 2025-06-24
----
+---
+
+import Requirements from '@macros/iam/requirements.mdx'
+
+This page explains how to unmount a file system from one or several Scaleway Instances.
+
+<Requirements />
+
+- A Scaleway account logged into the [console](https://console.scaleway.com)
+- [Owner](/iam/concepts/#owner) status or [IAM permissions](/iam/concepts/#permission) allowing you to perform actions in the intended Organization
+- [Created a file system](/file-system/how-to/create-file-system/)
+- [Attached](/file-storage/how-to/attach-file-system/) and [mounted](/file-storage/how-to/mount-file-system/) a file system to at least one Scaleway Instance
+