Don’t underestimate the importance of an appealing desktop! It can be as simple as randomizing “Wallpaper of the day”. Learn how this simple script can give a nice user experience with very low effort.

By Fredrik Brattstig @virtualbrat 4 May 2026 I'm very weak for 3D rendered wallpapers, and I understand why folks would like to have catching nature pictures to rest their eyes on when the desktop of IGEL OS is shown. I created a script that replaces the default IGEL OS wallpaper with a random file every time IGEL OS start up. It gives a very nice user experience, while not making any impacts to system performance and/or connectivity to download updated wallpapers from central locations.

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IGEL for Windows app – additional features and fixes introduced

By Fredrik Brattstig @virtualbrat 31 March 2026 This is a follow-up from describing additional client features and news! There are some more additional features released with IGEL for Windows app that hasn't been mentioned in its own blogs. First out is Battery Redirection - your Windows 365 and Cloud PC hosts can interact with the power/battery components of your endpoint, giving you visibility of your device's battery status withing the remote session.

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IGEL for Windows app – introducing Relative mouse support!

By Fredrik Brattstig @virtualbratMarch 31 – 2026This is a follow-up from describing Relative Mouse integration!Relative mouse is now supported in the Microsoft RDClientSDK, and IGEL made sure that it is functioning in IGEL for Windows app.Relative mouse, I like to describe it as the enabler to play first person shooter (FPS) games in VDI workloads.

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IGEL Windows App tech preview- New Feature – Geo Location Redirection – From now on your online ordered Pizzas will not end up at the Microsoft Azure Datacenters!

Fredrik Brattstig discusses the new Geo Location Redirection feature in Microsoft RDClientSDK v4, implemented in the IGEL Windows App. The feature allows client-side configuration with options for Auto, which uses a default geo-location script, and Fixed, which specifies precise endpoint coordinates for devices. A video demonstration is available.

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IGEL Windows App – UI Customization options explained!

By Fredrik Brattstig @virtualbrat 22 January 2026Let's look at the User Interface (UI) customization options in the IGEL Windows App!Having the possibility to customize the look and feel for users is more important than you can imagine and having a user interface that can camouflage itself to suite the customers' needs is crucial. IGEL Windows app can be modified to suite your needs!

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Introducing IGEL Windows App – The new app combining Windows 365 and Azure Virtual Desktop – Built on the latest SDK code from Microsoft

By Fredrik Brattstig @virtualbrat 21 January 2026IGEL is proudly announcing a new client for Windows 365 and Azure Virtual Desktop. I'd like to start by saying that the IGEL Windows App should not be mistaken for the Microsoft Windows App - The differences are that Windows app from Microsoft is Microsoft 1st party clients, while IGEL Windows App is based on the Microsoft RDClientS´DK for Linux, but built and developed by IGEL.

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IF you get this error when logging in to IGEL AVD Client – Here is the reason and the workaround: AADSTS50011: The redirect URI ‘https://mrs-prod.ame.gbl/mrs-RDInfraClient-prod’ specified in the request does not match the redirect URIs configured for the application ‘fa4345a4-a730-4230-84a8-7d9651b86739’. Make sure the redirect URI sent in the request matches one added to your application in the Azure portal. Navigate to https://aka.ms/redirectUriMismatchError to learn more about how to fix this.

By Fredrik Brattstig @virtualbrat 2025-December-17Since last Friday (12 December 2025) - users using IGEL AVD might experience the "AADSTS50011: The redirect URI ' specified in the request does not match the redirect URIs configured for the application 'fa4345a4-a730-4230-84a8-7d9651b86739'. " error when logging in to AVD, braking the login, and hinders accessing apps and desktops. Here is a breakdown of the problem:

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IF you get this error when logging in to IGEL AVD Client – Here is the reason and the workaround: AADSTS50011: The redirect URI ‘https://mrs-prod.ame.gbl/mrs-RDInfraClient-prod’ specified in the request does not match the redirect URIs configured for the application ‘fa4345a4-a730-4230-84a8-7d9651b86739’. Make sure the redirect URI sent in the request matches one added to your application in the Azure portal. Navigate to https://aka.ms/redirectUriMismatchError to learn more about how to fix this.

By Fredrik Brattstig @virtualbrat 2025-December-17Since last Friday (12 December 2025) - users using IGEL AVD might experience the "AADSTS50011: The redirect URI ' specified in the request does not match the redirect URIs configured for the application 'fa4345a4-a730-4230-84a8-7d9651b86739'. " error when logging in to AVD, braking the login, and hinders accessing apps and desktops. Here is a breakdown of the problem:

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IF you get this error when logging in to IGEL AVD Client – Here is the reason and the workaround: AADSTS50011: The redirect URI ‘https://mrs-prod.ame.gbl/mrs-RDInfraClient-prod’ specified in the request does not match the redirect URIs configured for the application ‘fa4345a4-a730-4230-84a8-7d9651b86739’. Make sure the redirect URI sent in the request matches one added to your application in the Azure portal. Navigate to https://aka.ms/redirectUriMismatchError to learn more about how to fix this.

By Fredrik Brattstig @virtualbrat 2025-December-17Since last Friday (12 December 2025) - users using IGEL AVD might experience the "AADSTS50011: The redirect URI ' specified in the request does not match the redirect URIs configured for the application 'fa4345a4-a730-4230-84a8-7d9651b86739'. " error when logging in to AVD, braking the login, and hinders accessing apps and desktops. Here is a breakdown of the problem:

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IGEL OS Dual Boot: Your Insurance Policy for Bad Days

IGEL Dual Boot is a solution enhancing Business Continuity and Disaster Recovery by allowing users to easily switch between Windows and IGEL OS on the same device. This capability ensures productivity during IT failures, facilitates gradual migration to cloud systems, and incorporates the IGEL Preventative Security Model for robust endpoint resilience and security.

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Microsoft Windows 365 Link vs. IGEL OS: A Practical Comparison 

By Fredrik Brattstig @virtualbrat The Microsoft Windows 365 Link, a 'Microsoft Local OS Zero Client' (more on why I call it a Zero Client later), is now generally available for purchase of the shelf in extended number of countries. I bought myself one of them, and would like to share my experience with the device. This blog should be able to guide you on when this is the right thing for you, and when it isn't.

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Combining YubiKey FIDO2 strong pre-session and PIV in-session authentication for Azure Virtual Desktop and Windows 365!? | Fredrik Brattstig

Combining YubiKey FIDO2 strong pre-session and PIV in-session authentication for Azure Virtual Desktop and Windows 365!? Discover how to use YubiKeys for FIDO2 authentication and PIV certificate for ...

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IGEL Announces FIDO2 Auth to Windows 365 and Azure Virtual Desktop! And it is around the corner!

By Fredrik Brattstig @virtualbrat 25 March 2025 - In the past few weeks virtualbrat.com has published articles about PIV authentication using smart cards and YubiKeys - It's time for a follow-up, and this time it is a brand-new technical breakthrough - FIDO2 Authentication!IGEL CTO Matthias Hass announced the Fido2 authentication for Azure Virtual Desktop and Windows 365 during IGEL Now & Next 2025 today!

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IGEL introduces H.264 acceleration for Azure Virtual Desktop/Windows 365. Is there a better way to demo it than a Flyby of Microsoft Building 83 in Redmond??

By Fredrik Brattstig @virtualbrat February 24 2025IGEL is here with yet another update to the IGEL AVD App, this time introducing H.264 hardware accelerated graphics. As an additional feature, IGEL also included support for seamless desktop integration of Remote Apps. This will be a short blog, where the main focus is on the H.264 acceleration of the RDP session. It will help you leverage that vGPU you have invested in, either in your Azure hosted AVD VMs, Your GPU powered Windows 365 hosts, or even in your on-prem AVD workloads using Azure Local and your own hardware GPUs.

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Windows 365 access with YubiKeys? Do you use Windows 365 and/or AVD? Transitioning from CAC/PIV smart cards to YubiKey (or other security keys) with CAC/PIV functionality, or mixing both? IGEL OS can use security keys with CAC/PIV, here is how it is done!

By Fredrik Brattstig @virtualbrat 2025 February 17What is PIV? PIV is an acronym for 'Personal Identity Verification' - which is a US federal government-wide credential. IGEL do support PIV.What is CAC? CAC is an acronym for 'Common Access Card' - Is a standard identification for US defense personell. IGEL supports CAC.Both PIV and CAC = certificates that validate an identity.

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Are you using Windows 365 and Azure Virtual Desktop? Enabling strong and simple Authentication using smart cards? Do you want a clean Kiosk experience? Do flexibility matter?! Is Zero Trust of importance? Yes! to one of the questions – IGEL OS got you covered!

Fredrik Brattstig's follow-up article delves into the use of IGEL OS for secure certificate-based authentication with EntraID and smart cards in environments combining Windows 365 and Azure Virtual Desktop. It highlights the efficiency of smart card authentication, allowing users to seamlessly roam between kiosk stations with minimal login time. The solution enhances security through custom AppIDs and facilitates streamlined user experiences in varied organizational settings, ensuring productivity while maintaining a Zero Trust framework.

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IGEL OS 12 Smart Card Authentication to Windows 365! – Here is the How-To!

By Fredrik Brattstig @virtualbrat 2025-February-11Anyone wanting strong authentication for their virtual desktops and choosing Windows 365 will probably consider Smart Card Authentication. Rest assured, IGEL got you covered!Here are some tips and tricks that you might find useful for configuring your IGEL OS 12 estate to utilize Smart Card login for Windows 365! Prerequisites: Let's start by the authentication prerequisites.

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