8. Click Next.The Prerequisites check screen is displayed.NOTE: Ensure all the hardware and other prerequisites are checked before performing theRASR.9. Click Next.The Recovery Mode Selection screen is displayed with three options:• System Recovery• Windows Recovery Wizard• Factory Reset10. Select the Factory Reset option.This option will recover the operating system disk from the factory image.11. Click Next.The following warning message is displayed in a dialog box: This operation will recover theoperating system. All OS disk data will be overwritten.12. Click Yes.The operating system disk starts restoring back to factory reset.13. The RASR Completed page is displayed on completion of the recovery process. Click Finish.14. Boot the system after restore.15. NOTE: Continue further only if you see the AppAssure Appliance Configuration Wizard,otherwise go to Step 17.Wait for AppAssure Appliance Configuration Wizard to load, you need to close it. Close the wizardusing the Windows Task Manager.16. Run launchRUU.exe file in the RUU package. Follow the instructions and select the option tocontinue with RUU installation and complete the RUU installation.17. The DL Appliance Configuration Wizard launches and will guide you through the rest of the restoreprocess.Your appliance operates normally now.Recovery and Update UtilityThe Recovery and Update Utility (RUU) is an all-in-one installer to recover and update DL Appliances(DL1000, DL1300, DL4000 and DL4300) software. It includes the Rapid Recovery Core software andappliance-specific components.RUU consists of updated versions of the Windows Server Roles and Features, .Net 4.5.2, LSI Provider, DLApplications, OpenManage Server Administrator and Rapid Recovery Core Software. In addition, theRecovery and Update Utility also updates the Rapid Appliance Self Recovery (RASR) content.NOTE: If you are currently using any of the AppAssure Core versions, Rapid Recovery Core version6.0.2.144 or earlier, RUU forces an update to the most recent version available in the Payload. It isnot possible to skip the update and this update is not revertible. If you do not want to upgrade theCore software, do not run the RUU.To install the most recent version of the RUU:1. Go to the License Portal under the Downloads section or go to support.dell.com and download theRUU installer.24