Matter: sharing from Apple/google: update to reflect current SW (#32255)

* Matter: sharing from Apple/google: update to reflect current SW

- Sharing a matter device from Apple or Google Hoome: update procedure to reflect current software
- https://github.com/home-assistant/frontend/pull/20188
- remove links to outdated videos
- merge Apple / Google procedures as the specific steps are now described in the UI

* Update source/_integrations/matter.markdown

Co-authored-by: Marcel van der Veldt <m.vanderveldt@outlook.com>

* Make title more generic to apply to different controllers

---------

Co-authored-by: Marcel van der Veldt <m.vanderveldt@outlook.com>

source/_integrations/matter.markdown

@@ -214,37 +214,24 @@ Use one of these methods if your Matter device was added to Apple Home or Google
       - Deselect the checkbox, then select **Submit**.
       - In the next step, provide the URL to your Matter server.
 
-### Share a device from Apple Home
+### To share a device from another Matter controller (like Apple or Google Home)
 
-To allow Home Assistant to control the Matter device that has previously been added to Apple Home, follow these steps:
+To allow Home Assistant to control the Matter device that has already been added to another Matter controller, like Google Home, follow these steps:
 
-1. In Apple Home find your device and select the cogwheel to view the **Accessory Settings**.
-2. Scroll all the way down and select **Turn On Pairing Mode**.
-3. You are now given a setup code, copy this to the clipboard.
-4. In the Home Assistant Companion App, go to {% my integrations title="**Settings** > **Devices & services**" %}.
-5. Select **Devices** > **Add device** and on the QR code scanner page, select **More options**.
-6. From the list, select your device and paste the code you just received from Apple Home.
-7. Once the device is connected with Home Assistant, the device page opens and you can control it from there.
-
-<lite-youtube videoid="nyGyZv90jnQ" videotitle="Share Matter device from Apple Home to Home Assistant"></lite-youtube>
-
-### Share a device from Google Home
-
-To allow Home Assistant to control the Matter device that has previously been added to Google Home, follow these steps:
-
-1. In Google Home, open the **Devices** page and select the cogwheel.
-2. On the **Settings** page, select your Matter device.
-3. Select **Linked Matter apps and services**.
-4. Select **Link apps and services** to link the device to Home Assistant.
-5. Choose Home Assistant from the list.
-   - You are redirected to the Home Assistant Companion app now.
-   - Select **Add device**.
+1. Open the Home Assistant app on your phone.
+2. Go to {% my integrations title="**Settings** > **Devices & services**" %}.
+3. On the **Devices** tab, select the **Add device** button and select **Add Matter device**.
+4. In the dialog, select **Yes, it's already in use**, then select which controller it is already connected to. For example, Google Home.
+5. Follow the instructions given in the dialog.
    - **Troubleshooting**: If Home Assistant fails to add the device, check if you have the Matter integration installed   and the latest version of the Companion app.
 6. Once the device has been added to Home Assistant, you see a notification **Your device has been added**.
    - When the process finishes, you're redirected to the device page in Home Assistant.
    - You can now control your device from within Home Assistant, as well as from Google Home.
 
-<lite-youtube videoid="-B4WWevd2JI" videotitle="Share Matter device from Google Home to Home Assistant"></lite-youtube>
+<p class='img'>
+    <img width="300" src="/images/integrations/matter/matter_share_from_apple.webp" alt="Screencast showing how to share a Matter device from Apple Home."/>
+    Screencast showing how to share a Matter device from Apple Home.
+</p>
 
 ### Using a Matter bridge