To activate or update Parallels Toolbox your computer must be connected to Internet.
Parallels Toolbox for Mac can be installed on a Mac computer running:
- macOS High Sierra 10.13 or later
- macOS Sierra 10.12 or later
- OS X El Capitan 10.11.6 or later
- OS X Yosemite 10.10.5 *
* Supported only by Parallels Toolbox for Mac 3.6.1 and earlier.
Parallels Toolbox for Windows can be installed on any computer with Windows 7 or Windows 10.