For example, if you have a app from Windows 8 that depended on the. If you add a custom tool to the WinRE Advanced startup menu, it can only use optional components that are already in the default WinRE tools.(If you install Windows by using Windows Setup, you'll get the same partition layout that you did in Windows 8.1.) This allows Windows to replace and resize the partition as needed. By default, if you install Windows using media created from Windows Imaging and Configuration Designer (ICD), you'll get a dedicated WinRE tools partition on both UEFI and BIOS-based devices, located immediately after the Windows partition.