As promised, Microsoft today released the System Firmware Update – 7/16/2014 for Surface Pro 3 users to fix the WiFi performance issues. This update will further improve Wi-Fi connection and throughput scenarios.
- Surface Integration (v.2.0.1038.0) further enhances system stability.
- Wireless Network Controller and Bluetooth (v. 15.68.3042.85) further improving WiFi connection and throughput scenarios.
Check for updates on your device.