diff --git a/admindoc.md b/admindoc.md
index 76694edb..b929f136 100644
--- a/admindoc.md
+++ b/admindoc.md
@@ -4,6 +4,8 @@
 
 * [What is Self-hosting](/selfhosting)
 * [Installation guide](/install)
+   * [On ARM board](/install_on_arm_board)
+   * [On Raspberry Pi](/install_on_raspberry)
 * [Compatible hardware](/hardware)
 * [Available applications](/apps)
 * [Administration interface usage](/admin)
diff --git a/install_on_arm_board.md b/install_on_arm_board.md
index 463a317b..973013ca 100644
--- a/install_on_arm_board.md
+++ b/install_on_arm_board.md
@@ -7,9 +7,9 @@
 <img src="/images/cubieboard2.png">
 <img src="/images/micro-sd-card.jpg">
 
-* An ARM board with 500MHz CPU and 512Mo RAM.
-* A micro SD card: **4GB** capacity (or more) and **class10** speed rate are highly recommended.
-* A [reasonable ISP](/isp), preferably with a good and unlimited upstream bandwidth.
+* An ARM board with 500MHz CPU and 512MB RAM.
+* A micro SD card: **4GB** capacity (or more), **class10** speed rate is highly recommended.
+* A [reasonable ISP](/isp), preferably with a good and unlimited upload bandwidth.
 
 ---
 
@@ -28,7 +28,7 @@
 
 ---
 
-#### Recommended after post-installation
+#### Recommended after running the post-installation
 * Use [SSH authentication via key](security)
 
 ---
@@ -38,4 +38,4 @@
 
 ---
 
-***If you need help during one of these steps, do not hesitate to use [our support tools](/support).***
+***If you need help during one of these steps, do not hesitate to use [our support channel](/support).***
diff --git a/install_on_raspberry.md b/install_on_raspberry.md
index be5d0317..1f486b0c 100644
--- a/install_on_raspberry.md
+++ b/install_on_raspberry.md
@@ -2,21 +2,21 @@
 
 *Find other ways to install YunoHost **[here](/install)**.*
 
-## Pre-requisite
+## Requirements
 <img src="/images/Raspberry_Pi_2_Model_B_v1.1_front_angle_new.jpg" width=350>
 <img src="/images/micro-sd-card.jpg">
 
 - A Raspberry Pi model 1, 2 or 3
-- An SD card: **4GB** capacity (or more) and **class10** speed rate are highly recommended
-- An other computer to read this guide and access to your Raspberry Pi
-- A screen and a keyboard are recommended to control your Raspberry Pi if a problem occurs.
-- A [reasonable ISP](/isp), preferably with a good and unlimited upstream bandwidth
+- A SD card: **4GB** capacity (or more) and **class10** speed rate is highly recommended
+- A different computer to read this guide and access your Raspberry Pi
+- A screen and a keyboard, recommended if a problem occurs and you want to control your Raspberry Pi
+- A [reasonable ISP](/isp), preferably with a good and unlimited upload bandwidth
 - **YunoHost Raspberry Pi images**, available here:
  - [Official Wheezy/YunoHost 2.2 created the 4th June 2015](https://build.yunohost.org/yunohost-rpi2_wheezy.7z)
  - [Non-official Jessie/YunoHost 2.2 created the 5th December 2015](https://forum.yunohost.org/t/building-a-new-image-for-raspberry-debian-jessie-fr-en/1101/2)
 
 
-<div class="alert alert-info">**This two images are old**. Nobody is maintaining a YunoHost image for Raspberry Pi. You could [maintain an image](build_arm_image_en) for YunoHost project.</div>
+<div class="alert alert-info">**This two images are old**. YunoHost image for Raspberry Pi is not maintained, feel free to contribute and contact us if you would like to [maintain an image](build_arm_image_en) for YunoHost project.</div>
 
 
 ---
@@ -31,7 +31,7 @@
 
 ---
 
-### Recommended after post-installation
+### Recommended after running the post-installation
 
 * Connect via SSH: **root@IP.OF.RPI** (password: **yunohost**)
 * Change root password: `passwd root`
@@ -42,5 +42,4 @@
 #### Build image
 * [Create a Raspberry Pi image](/build_arm_image_en)
 
-***If you need help during one of these steps, do not hesitate to use [our support tools](/support).***
-
+***If you need help during one of these steps, do not hesitate to use [our support channels](/support).***