Update custom-tags.md

Author: Dominik-h-hub

content/docs/tools/teddyCloud/usage/custom-tags.md

@@ -20,20 +20,30 @@ Once you place a new tag on TonieBox, i will automatically activate privacy mode
 
 If you want to save the TAG-ID for later usage, please use a common NFC-Tag reader (for example via iOS or android app).
 
-## 3. Place new NFC Tag on TonieBox
+## 3. Place new NFC tag on TonieBox
 If teddyCloud setup and TonieBox flashing is already done, you can continue with this step. 
 
 - Place the new custom NFC Tag for the first time on your TonieBox, it will give you an error code, but that is fine because we dont have assigned a custom play to it yet.
 - Check TonieBox User Interface: Now you should see a new custom tag:
 
   ![GUI](/img/tonies-custom-json_empty.png)
 
-## 4. Assign Content
+## 4. Assign content
 Now you can assign content to the new custom tag. 
 - klick on "Edit" button
 - Choose a source out of your library, or clone a Tonie which you already own.
 - Klick on "save"
 - Press one ear of your TonieBox for 5 seconds, to do the refresh. Afterwards your new custom tag should work now.
 
 ## 5. Change name and picture of custom tag
+If you want to change the name and the picture of your custom tag, please continue here.
+- Create a new "Model" described here [tonies.custom.json config](../tecdoc/tonies-custom-json.md) and save it to your `tonies.custom.json` file.
+- Go to Teddycloud-GUI, and klick on "settings" and "Reload Tonies.json" to refresh the created model.
+
+![GUI](/img/gui-tonies-reload-config.png)
+
+- Edit your custom tag again and insert the unique ID you gave your new model beforehands and klick on "Save".
+
+![GUI](/img/gui-tonies-edit-model.png)
+