ThinOS 10 2511 Offline USB Installer Package

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This package contains the ThinOS 10 2511 Offline USB Installer package. The package is intended for customers who want to install the ThinOS 10 2511 using USB drive.
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Fixes & Enhancements

- Added new features to enhance the overall functionality.
- Added support for the Dynamic Time Zone feature.
- Updated ThinOS license behavior to support more effective usage.
- Optimized BIOS policies based on the specific platform.
- Added support for custom SSL certificate installation on browsers.
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Version

2511, 2511

Release date

05 Dec 2025

Download Type

Operating Systems

Category

Operating System

Importance

Recommended
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats View Important Information

File Format: Firmware Images
File Name: ThinOS10_2511_0320.iso
File Size: 2.67 GB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
To ensure the integrity of your download, please verify the checksum value.
MD5:
f9ceebaa982558be0669662677233114
SHA1:
e5a12280b3da6983c20342f9533ae0eb0efb9893
SHA-256:
56bf9f6c666b3cd33cd27cea5703fbb2ddfe98c8afa8869183688f2f59f17010

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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Do not power off your thin client until the installation is complete.

For more information, see the Dell ThinOS 10 2511 Release Notes at www.dell.com/support.
Install ThinOS 10 2511 from USB drive using Dell OS Recovery Tool

Steps
1. Download Dell OS Recovery Tool at https://www.dell.com/support/home/en-us/drivers/osiso/recoverytool.
2. Run the .exe file on the system to be used to create the USB drive.
The Dell OS Recovery Tool Application installer opens.
3. Click INSTALL.
4. After the installation is complete, open Dell OS Recovery Tool.
5. Select SWITCH TO ADVANCED RECOVERY displayed at the bottom of the tool.
6. In Select an OS image, browse to the ISO file that you downloaded and click NEXT.
7. Select the USB drive that you want to format from the USB drive dropdown.
NOTE: The USB drives which are password protected are not supported for ThinOS 10 ISO image by default. You can change the Partition Style and burn the operating system again.
8. Check the I understand that the selected drive will be re-formatted and existing data will be deleted box.
9. Click BURN OS.
10. Remove the USB drive and connect it to the system that is powered off, on which you plan to install ThinOS 10. After connecting the USB drive, turn on the system.
NOTE: After the USB drive is removed, Dell OS Recovery Tool goes back to the screen that is displayed in Step 5.
11. Press F12 at boot up until you see the Dell logo and preparing one-time boot menu... displayed at the top right corner.
The boot menu opens.
12. In the boot menu, select the USB drive from the UEFI Boot Devices list.
NOTE: If you are unable to select the USB drive, ensure that Enable USB Boot Support option is enabled in BIOS.
13. Enter the BIOS password if prompted. The default password for most Dell thin clients is Fireport.
14. The system continues imaging and reboots automatically once complete.
NOTE: If you see the error to ensure that TPM or PTT is set to ON in BIOS, turn on TPM or PTT in BIOS to continue installation. If you install the Windows operating system on the device, clear TPM or PTT before installing ThinOS 10.

For more information about how to Install ThinOS 10 from USB drive using Dell OS Recovery Tool, see the Dell ThinOS 10 Migration User Guide at www.dell.com/support.

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