How to Upgrade OSDownloads Pro Versions Prior to 1.9.2

You may be running an OSDownloads Pro version older than version 1.9.2 and would like to upgrade it to the latest one. 

Please, don't upgrade a pre-1.9.2 version of OSDownloads Pro to the latest version directly! If you do, you will receive the following warning: "Sorry, updating OSDownloads requires at least version 1.9.2 to be installed first. Extension Update: Custom install routine failure.", as displayed in the image below:

at least version 1.9.2 required

Here is what you should do instead.