Chapter 3. Recovery system24What is the Recovery Partition?If your computer is preinstalled with any version of Windows 10, thestorage device of your computer contains a Recovery Partition. Thispartition contains the image file of the preinstalled Windows operatingsystem. In cases of system failure, you can use the Lenovo OneKeyRecovery system or the Windows Reset feature to restore the operatingsystem to its factory status.I uninstalled a preinstalled software, but there is no significant increase in thefree drive space.The copy of Windows running on your computer may be Compacttechnology enabled. For computers with Compact technology enabledWindows, the majority of files needed for preinstalled software areinstalled on the Recovery Partition and won’t be deleted through normaluninstallation.What happens if I attempt to delete or modify the Recovery Partition?Attention: Do not delete or modify the Recovery Partition on a Compacttechnology enabled computer.If the Recovery Partition is deleted or modified, you may not be able torestore Windows to the factory status. For computer models on whichCompact technology is enabled, deleting the Recovery Partition may causeWindows to fail to start.How can I determine whether the Windows running on my computer isCompact technology enabled?Compact technology is normally enabled on copies of Windows 10 Updaterunning on SSD (or eMMC) -only computer models. To check yourcomputer,1 Right-click the Start button in the lower-left corner and select DiskManagement.2 The Disk Management program starts.Note: The Recovery Partition is not assigned a drive letter and cannot be accessed throughWindows File Explorer.