For creating a calendar entry, there is a dialogbox to pick category/categories. The list of categories of this dialogbox is not sorted in each case. I propose to sort it. I think, the following is useful:
The dialogbox is using the form (AddCategory). The field Categories is a dialog list.
By the way, it would be helpful to send my uploaded picture to the development team. When the programmer will see this, I think he will need not more than 5 minutes to work for the correction of the whole problem. It will be great if this get added in the feature release.
Please check the screenshot for more information.
More information with the screenshot has been provided in the below link,