When you download the setup file you may choose the following: The installation can be started directly from the online source. Please close all instances of Microsoft PowerPoint and Microsoft Excel before installing think-cell. 2.2 First installation 2.2.1 Installing think-cell The installation of think-cell requires less than 200 MB of disk space. think-cell also works with the fully installed versions of the desktop Office apps in Office 365. On Mac, think-cell works with Microsoft Office 2016 (version 16.9 or later), 2019 or 2021 for Mac and macOS High Sierra (10.13) or later. think-cell also works with the fully installed versions and Click-to-Run versions of the desktop Office apps in Office 365. On Windows, think-cell works with Microsoft Office 2010, 2013, 2016, 2019 or 2021 for Windows, with at least PowerPoint and Excel installed. 2.1 System requirements 2.2 First installation 2.3 Automatic update 2.4 Troubleshooting 2.5 Error reporting 2.6 Temporarily deactivating think-cell 2.1 System requirements If you are about to prepare the deployment of think-cell in a larger organization, you should skip this chapter and read the Deployment guide. This chapter guides you through the installation of your personal copy of think-cell.