Windows 11 Media Creation Tool Fails on Arm64 Devices
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The Windows 11 Media Creation Tool is malfunctioning on Arm64 devices after the release of Windows 11 25H2. Users encounter an error message preventing the tool from running on these systems. The issue is due to a compatibility problem with the tool's latest version. Microsoft has provided a temporary workaround, recommending the use of AMD64 PCs for creating bootable installation media. The Media Creation Tool is a utility for downloading Windows 11 and creating bootable installation media. The error affects users attempting to create bootable media on Arm64 devices, which are not commonly used for this purpose. Microsoft has acknowledged the issue and is working on a fix. The problem does not impact the general availability of Windows 11 25H2, which was released as a minor update.
Timeline
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01.10.2025 17:00 1 articles · 9h ago
Windows 11 Media Creation Tool Fails on Arm64 Devices
After the release of Windows 11 25H2, the Media Creation Tool version 26100.6584 is found to be incompatible with Arm64 devices. Users encounter an error message preventing the tool from running on these systems. Microsoft has acknowledged the issue and provided a temporary workaround, recommending the use of AMD64 PCs for creating bootable installation media. The problem does not impact the general availability of Windows 11 25H2, which was released as a minor update.
Show sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00
Information Snippets
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The Windows 11 Media Creation Tool version 26100.6584 released on September 29, 2025, is incompatible with Arm64 devices.
First reported: 01.10.2025 17:001 source, 1 articleShow sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00
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Users on Arm64 devices see the error message: "We're not sure what happened, but we're unable to run this tool on your PC."
First reported: 01.10.2025 17:001 source, 1 articleShow sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00
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The Media Creation Tool is used to download Windows 11 and create bootable installation media.
First reported: 01.10.2025 17:001 source, 1 articleShow sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00
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Microsoft recommends using AMD64 PCs as a temporary workaround to avoid the issue.
First reported: 01.10.2025 17:001 source, 1 articleShow sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00
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Windows 11 25H2, a minor update, was released on October 1, 2025, and shares the same platform release as Windows 11 24H2.
First reported: 01.10.2025 17:001 source, 1 articleShow sources
- Microsoft: Media Creation Tool broken on Windows 11 Arm64 PCs — www.bleepingcomputer.com — 01.10.2025 17:00