Log in as an admin. Create a course. Go to 'LTI External tools' in the course using the secondary navigation. Add a new course tool with the following configuration: Tool name: Example tool Tool URL: http://example.com Go back to the course homepage. Try to add a new instance of the tool in the course using the activity chooser. On the instance creation page expand the General section by clicking on the 'Show more...' link confirm you can see a 'Custom parameters' configuration option (textarea) Configure the tool instance (activity) as follows and later save it: Activity name: Example activity Custom parameters:  param1=test1 param2=test2 param3=test3 Go to the created tool instance (activity) and go to its settings page. confirm you can see the same configuration from earlier (step 8.2) still stored in the 'Custom parameters' setting.