To uninstall iToolab software on Windows, follow the steps below:

Close iToolab, choose Start > Control Panel or Start > Settings > Control Panel.
Windows XP: Double-click Add Or Remove Programs.
Windows 7, Vista: If the Control Panel is in a Control Panel Home view, then click Uninstall A Program under Programs.
Windows 10, click Uninstall a program under Programs.
On the App list, right click on OpenMyicloud and click Uninstall or Remove.
Click Next > Remove and then follow the instructions to uninstall the program.

To uninstall iToolab software on Mac, follow the steps below.

Exit OpenMyicloud on your Mac.
Open the Applications folder and drag OpenMyicloud icon to the Trash.
Empty the Trash.