ThinOS 10 2508 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 2508 Offline USB Installer package. The package is intended for customers who want to install the ThinOS 10 2508 10.0161 using USB drive.
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Fixes & Enhancements
- Fixed the issue where the device fails to register to WMS after upgrading from ThinOS 9 to ThinOS 10.
- Fixed the issue where Lexmark MS521dn and M3350 printers do not work in the Citrix session.
- Fixed the issue where the Verifone P200 credit card reader fails to redirect correctly in Blast sessions. This issue occurs on OptiPlex 3000 devices running ThinOS 2505.
- Fixed the issue where the Zoom optimization does not work correctly in Azure Virtual Desktop. This issue occurs if the AVD package is installed before the Zoom package.
- Fixed the issue where the ThinOS menu bar does not work as expected after upgrading the device to ThinOS 10.
Read More- Fixed the issue where Lexmark MS521dn and M3350 printers do not work in the Citrix session.
- Fixed the issue where the Verifone P200 credit card reader fails to redirect correctly in Blast sessions. This issue occurs on OptiPlex 3000 devices running ThinOS 2505.
- Fixed the issue where the Zoom optimization does not work correctly in Azure Virtual Desktop. This issue occurs if the AVD package is installed before the Zoom package.
- Fixed the issue where the ThinOS menu bar does not work as expected after upgrading the device to ThinOS 10.
Version
2508, 2508
Release date
29 Sept 2025
Download Type
Operating Systems
Category
Operating System
Importance
RecommendedDell 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_2508_0161.zip
File Size: 2.61 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:
5cda0d5cf35e861b1fea60354277c133
SHA1:
97b6bfbe8f2e8136620382b7daa77bf60d7587f0
SHA-256:
9f36cabc1241dfa1873c75f70cfc38fe5c479a1c471fe4620274c3410b68c003
By downloading, you accept the terms of the Dell Software License Agreement.
Important Information
Do not power off your thin client until the installation is complete.
For more information about the updates, see the Dell ThinOS 10 2508 Release Notes at www.dell.com/support.
For more information about the updates, see the Dell ThinOS 10 2508 Release Notes at www.dell.com/support.
Installation instructions
Install ThinOS 10 2508 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.
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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