license activation documentation

docs/SUMMARY.md

@@ -10,6 +10,7 @@
   - [XOA](xoa.md)
     - [Updater](updater.md)
     - [Trial activation](trial_activation.md)
+    - [License activation](license_activation.md)
     - [Plugins](plugins.md)
     - [Logs](logs.md)
     - [Compatibility](supported-version.md)

docs/license_activation.md

@@ -0,0 +1,25 @@
+# License activation
+
+Once you purchased a license on the [website](https://xen-orchestra.com/#!/xo-home) you will need to activate it for your appliance.
+
+The procedure is very simple:
+
+1. Log to your Xen Orchestra appliance and go in the Licenses section
+
+![](https://user-images.githubusercontent.com/10992860/77639410-08e1a700-6f59-11ea-9e2b-37eada0d11b1.png)
+
+2. All the licenses you paid for should be visible on this page. Unbinded licenses should have a green activate license button.
+
+![](https://user-images.githubusercontent.com/10992860/77639410-08e1a700-6f59-11ea-9e2b-37eada0d11b1.png)
+
+3. By clicking on the activate license button, you will start the process of binding the license on the **current Xen Orchestra Appliance you are using.**
+
+![](https://user-images.githubusercontent.com/10992860/77639550-3b8b9f80-6f59-11ea-9ab6-9a0a60ca7a39.png)
+
+That's it, you are ready to use your Xen Orchestra Appliance with all the features you unlocked.
+
+
+## How to unbind and rebind a new Appliance
+
+Sometimes, you might need to change the XO appliance to which you have bind the license you purchase (eg. If you lose the host on which you had your Xen Orchestra appliance). 
+Do unbind an already registered license, you simply need to open a [support request](https://xen-orchestra.com/#!/member/support) and ask us to release the license.