diff --git a/docs/wiki/feature/atragmx.md b/docs/wiki/feature/atragmx.md
index fde3bf8880..1656b591f7 100644
--- a/docs/wiki/feature/atragmx.md
+++ b/docs/wiki/feature/atragmx.md
@@ -23,34 +23,34 @@ Horus ATragMX software considers atmospheric conditions, gun data, ammunition, r
### 2.1 Example with M14 and default 7.62mm 20Rnd Mag
**Start of the mission:**
- - Open the Range Card and check the cartridge, the zeroed distance, the rifle twist,
-the Muzzle Velocity at 15°C and the Bore Height at the end.
+ - Open the Range Card and check the cartridge, the zeroed distance, the rifle twist, the muzzle velocity at 15°C and the bore height.
- 
+
- - Open the AtragMx and the `Atmsphr` column, select `Default` and `Done`.
- - `Open Gun` the 7.62x51mm M80 in the `GunList`.
- - Select `E` (English unit) at the top right.
+ - Open the AtragMx and the `Atmsphr` column, select `Default` and `Done`. (cf manual, p 15)
+ - `Open Gun` the 7.62x51mm M80 in the `GunList`. (cf manual, p 25)
+ - Select `E` (English unit) at the top right. (cf manual, p 10)
- Open the `Gun` column, check and update the `Bore`, the `Rifle Twist` and `Done`.
- Select `M` (Metric unit) at the top right.
- Open the `Gun` column, check and update the `Muzzle Velocity`, the `Zero Range` and `Done`.
- - *The Muzzle Velocity Table will be automatically updated.*
+ - *The Muzzle Velocity Table will be automatically updated.* (cf manual, p 22)
- Optionally, `Save Gun` and `Done` in the `GunList`.
**In position:**
- - Update the `Atmsphr` column with the Kestrel and `Done` (Check the new Muzzle Velocity in the `Gun` column).
- - Update the `Target` column.
+ - Update the `Atmsphr` column with the Kestrel and `Done`. (cf manual, p 15)
+ - *Check the new `Muzzle Velocity` in the `Gun` column.*
+ - Update the `Target` column. (cf manual, p 16, 30, 32, 33)
- Apply the vertical and horizontal elevations on the scope.
- Control the breath and press.
### 2.2 Example with Truing tool
**Start of the mission:**
- - Select `Drag Coef Table` in the `Options` menu.
+ - Select `Drag Coef Table` in the `Options` menu. (cf manual, p 22)
- Add the `ZR` and the `C1` (`Gun` column) in the table and `Done`.
**In position:**
- - Open the `Truing Drop` in the `Options` menu.
+ - Open the `Truing Drop` in the `Options` menu. (cf manual, p 23)
- Add the actual `Target Range` in the `SUPER` column and `Calc`.
- Add the same `Target Range` in the `SUB` column and `Calc`.
- Apply the actual scope elevation in the `Drop` field and `Calc`.
@@ -63,14 +63,22 @@ the Muzzle Velocity at 15°C and the Bore Height at the end.
- If a new `Target Range` is applied in the `Target` column, select `Drag Coef Table` in the `Options` menu and `Done`.
- The ballistic coefficient `C1` and the elevation `Elev` will be recalculated.
-
+
+
+### 2.3 Example with overwritten zero distance
+
+ - The `Default zero distance` can be overwritten with the `Scopes module` or the `serverconfig.hpp`.
+ - In this case, the Range Card will be automatically updated, NOT the AtragMx.
+ - Open the `Gun` column, check and update the `Zero Range` and `Done`.
- ### 3. Official Manual and Horus Videos
+ 
+
+## 3. Official Manual and Horus Videos
- [Official Manual](https://github.com/acemod/ACE3/blob/master/extras/manual_Horus_ATrag-v385.pdf)
- [Horus video part1](https://www.youtube.com/watch?v=pg6oqT5jVds)
- [Horus video part2](https://www.youtube.com/watch?v=7SkRnbwoPmw)
-### 4. Dependencies
+## 4. Dependencies
{% include dependencies_list.md component="atragmx" %}