librewolf

LibreWolf Productivity

Works on Arm Native Arm64

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librewolf runs natively on Windows on Arm.

Arm support since version 139.4.100.0. Source record updated: Mar 2, 2026.

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Publisher: LibreWolf
Type: Native Arm64
Version: 139.4.100.0
Source: Qualcomm · Source
Data updated: Sep 16, 2026

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Evidence and dates

Data updated: Sep 16, 2026
Source record updated: Mar 2, 2026
Device test date: Not recorded

An official native or architecture-neutral package was found. Package availability does not establish device test results.

winget ↗ Arm64 · 155.0.1-1 Sep 16, 2026
Microsoft Store ↗ Arm64 Sep 16, 2026

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What this means

Install choice

librewolf has a native Arm64 build. Prefer the Arm64 installer or Microsoft Store package when it is offered; that is the best path for performance and battery life.

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Business rollout checks

librewolf belongs to a productivity or business workflow. For a team rollout, test sign-in, sync, printing, add-ins, updates and uninstall before buying at scale.

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Next step

librewolf is one of the compatible Productivity titles. Compare it with other apps in the same category before standardizing a setup.

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Data freshness

Qualcomm · Source · Source record updated: Mar 2, 2026.

librewolf on Windows on Arm — FAQ

Does librewolf work on Windows on Arm (Snapdragon X)?

librewolf runs natively on Windows on Arm. Arm support since version 139.4.100.0. Source record updated: Mar 2, 2026.

Is librewolf native Arm64 or emulated?

librewolf ships a native Arm64 build, so it runs at full speed with the best battery efficiency on Arm PCs.

Does librewolf work on Snapdragon X2 Elite or NVIDIA RTX Spark?

librewolf is listed as compatible with Windows on Arm, so it is a candidate for Snapdragon X2 Elite and NVIDIA RTX Spark PCs. Still test device-specific pieces such as drivers, plug-ins, GPU acceleration, anti-cheat and background services.

Which version of librewolf added Windows on Arm support?

Compatibility is recorded from version 139.4.100.0 onward — make sure you're on that version or newer.

Compatibility overview