Siemens Pc Adapter Usb A2 Driver Windows Xp Verified ((exclusive)) Jun 2026

Solution: A registry key may be blocking further installations. Navigate to the following registry location and delete the blocking entry:

Version 5.5 (Service Pack 3 or higher natively includes the driver). SIMATIC NET: PC Software V8.1 or higher.

Microsoft ended support for Windows XP in 2014. Siemens also no longer develops or tests new drivers for XP. Running XP on a network-connected PC poses significant security risks. Use this OS for legacy PLC maintenance. siemens pc adapter usb a2 driver windows xp verified

Before attempting the installation, ensure your environment meets the software baselines established by Siemens for the USB A2 hardware.

Follow these steps to complete the software installation before plugging in the hardware: Solution: A registry key may be blocking further

Scroll down the device list and locate the category labeled (or Universal Serial Bus controllers depending on the specific driver package generation).

You can also test communication with a known S7-300/400 CPU by going online in SIMATIC Manager. A successful “online” view with no timeout confirms the driver works. Microsoft ended support for Windows XP in 2014

Never plug the PC Adapter USB A2 into the USB port before installing the software. Insert your STEP 7 V5.5 installation media.