SIMATIC STEP 7 Safety runs on Windows on Arm through built-in x86 emulation (Prism).
Arm support since version 21. Source record updated: Jul 22, 2026.
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Compatibility overview
- Publisher
- Siemens
- Type
- x86 emulation
- Version
- 21
- Source
- Qualcomm · Source
- Data updated
- Sep 16, 2026
Evidence and dates
- Data updated
- Sep 16, 2026
- Source record updated
- Jul 22, 2026
- Device test date
- Not recorded
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What this means
Install choice
SIMATIC STEP 7 Safety runs through Prism. Use the current x64 or x86 build, then test heavy workflows such as sync, export, plug-ins and background services.
Read the Prism guide →Next step
SIMATIC STEP 7 Safety is one of the compatible Iot titles. Compare it with other apps in the same category before standardizing a setup.
Browse the category →Data freshness
Qualcomm · Source · Source record updated: Jul 22, 2026.
SIMATIC STEP 7 Safety on Windows on Arm — FAQ
Does SIMATIC STEP 7 Safety work on Windows on Arm (Snapdragon X)?
SIMATIC STEP 7 Safety runs on Windows on Arm through built-in x86 emulation (Prism). Arm support since version 21. Source record updated: Jul 22, 2026.
Is SIMATIC STEP 7 Safety native Arm64 or emulated?
SIMATIC STEP 7 Safety runs through Prism, the x86 emulation layer built into Windows 11 on Arm. Most apps work well under emulation with a modest performance overhead compared to native Arm64 builds.
Does SIMATIC STEP 7 Safety work on Snapdragon X2 Elite or NVIDIA RTX Spark?
SIMATIC STEP 7 Safety 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 SIMATIC STEP 7 Safety added Windows on Arm support?
Compatibility is recorded from version 21 onward — make sure you're on that version or newer.