If you want to install Reacts without share desktop and/or share applications features being available, during the installation process, when presented with the window to choose Setup type, please choose option Custom setup:
In the next window unselect feature(s) that you don't want to be installed.
- Share display - allows you to securely share your display with the option of handing over control to the remote user.
- Share applications - allows to securely share applications and hand over control to your counterpart.
Follow the installation Wizard to complete the setup: