Update readme content.

Author: solutionexcel

README.md

@@ -17,6 +17,18 @@ Magento ver 2.2.2
 ## Single order delete from view page
 [![massaction](dofview.jpg)](/uri)
 
+## Installation
+##### Manually (not recommended)
+ * Download DeleteOrders Extension
+ * Unzip the magento2-delete-orders-master.zip file
+ * Create a folder {Magento 2 root}/app/code/Solutionexcel/DeleteOrders
+ * Copy all files and folder to DeleteOrders folder
+
+#### Step 2 - Enable DeleteOrders
+ * php bin/magento module:enable --clear-static-content Solutionexcel_DeleteOrders
+ * php bin/magento setup:upgrade
+ * php bin/magento cache:flush
+
 If you have any inquiry please contact with me via email or skype.
 * Email: [info@solutionexcel.com]
 * Skype: solutionexcel