Dell OptiPlex All-in-One Plus 7420 Re-imaging Guide for Windows
Dell OptiPlex All-in-One Plus 7420 Manual
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- Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 1
OptiPlex All-in-One Plus 7420 Re-imaging Guide for Windows Regulatory Model: W31C Regulatory Type: W31C002 March 2024 Rev. A00 - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 2
use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2023-2024 Dell Inc. or its subsidiaries. All rights reserved. Dell - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 3
Contents Chapter 1: Installation overview...5 Chapter 2: Introduction...6 Chapter 3: Order of reinstallation 7 Chapter 4: Updating or resetting the BIOS 8 Updating the BIOS in Windows...8 Clearing CMOS settings...8 Trusted Platform Module (TPM) security...8 Chapter 5: Reinstalling the operating - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 4
Chapter 9: Getting help and contacting Dell 18 4 Contents - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 5
follow instructions may result in permanent data loss. NOTE: Information provided in this guide is facing networking, graphics, sound or other hardware-related problems. Dell recommends that you install or update device compatibility ● Fixed device issues ● Support for new features However, if your - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 6
-image the system if you are not an administrator or are unsure of the procedures. Failure to follow instructions may result in permanent data loss. NOTE: Information that is provided in this guide is only applicable to computers shipped with Windows 10 or Windows 11 operating system. Re-imaging is - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 7
included in the native Microsoft VGA driver, including: ○ User-customizable power management features ○ Portability and behavioral profiles ○ Multiple-monitor support 9. Audio driver: Enables and enhances the audio controller. 10. Security drivers. 11. Dell applications, which include: ● Dell Update - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 8
and follow the on-screen instructions. For more information, see knowledge base article 000124211 at www.dell.com/support. Clearing CMOS settings If about clearing the CMOS settings, go to www.dell.com/support and see your computer's Service Manual . Trusted Platform Module (TPM) security TPM must be - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 9
system under different scenarios. For more information about reinstalling the operating system, see the knowledge base article 000192698 at www.dell.com/support. For installing Windows on Intel 12th Generation computers using ISO images, see the knowledge base article 000184834 at www.dell.com - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 10
www.dell.com/support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword Service Tag/Serial Number/Service Request/Model/Keyword, use the SupportAssist feature to automatically identify your computer. You can also click Browse all products to manually - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 11
support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer, and then click Search. NOTE: If you do not have the Service Tag/Serial Number/Service driver file icon and follow the instructions on the screen. Intel Management Engine - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 12
file icon and follow the instructions on the screen. Downloading and installing the Intel Manageability and Security Status Application 1. Turn on your computer. 2. Go to www.dell.com/support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 13
reader driver file icon and follow the instructions on the screen. IR Camera driver IR support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer, and then click Search. NOTE: If you do not have the Service Tag/Serial Number/Service - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 14
-click the IRST APPX file icon and follow the instructions on the screen. Downloading and installing the IRST driver 1. Turn on your computer. 2. Go to www.dell.com/support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer, and then - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 15
Service Tag/Serial Number/Service Request/Model/Keyword, use the SupportAssist feature to automatically identify your computer. You can also click Browse all products to manually and follow the instructions on the support. 3. In the Search support field, enter the Service Tag/Serial Number/Service - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 16
OSD driver file. 8. Double-click the file icon and follow the instructions on the screen. Wireless Local Network (WLAN) drivers and applications The Windows operating system does not provide native-device driver support for WLAN controllers on Dell computers. To obtain wireless network functionality - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 17
8 .NET Framework The .NET Framework is a software framework from Microsoft, which is bundled with Windows operating systems. The .NET Framework is intended to be used by applications created for the Windows platform. .NET Framework 17 - Dell OptiPlex All-in-One Plus 7420 | Re-imaging Guide for Windows - Page 18
your computer through videos, manuals, and documents. Your Dell computer is uniquely identified by a Service Tag or Express Service Code. To view relevant support resources for your Dell computer, enter the Service Tag or Express Service Code at www.dell.com/support. For more information about
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OptiPlex All-in-One Plus 7420
Re-imaging Guide for Windows
Regulatory Model: W31C
Regulatory Type: W31C002
March 2024
Rev. A00