You can use the tabs at the top of the window to move between the main areas of the Windows OS Optimization Tool for VMware Horizon user interface.

Name Functionality
Optimize Analyzes the current state of Windows using a template and then applies the selected optimizations.See Optimize Image.
Generalize Runs Windows system preparation (sysprep) See Generalize Image.
Finalize Runs system clean-up tasks to get the virtual machine (VM) ready for Horizon. See Finalize Image.
Update Runs a Windows update on a previously optimized image. See Update Image.
History Displays optimization history and rolls back VMs to a pre-optimized state. See View Optimization History and Rollback Optimizations.
Templates Enables you to edit buit-in templates to create custom templates. See Working with Templates.
Help Displays online help.