With the new January 15 firmware update there is an option in the wi-fi driver settings to specify 5Ghz or 2.4Ghz bands to connect to. See this blog link for more info:
http://blogs.msmvps.com/connectedhome/2015/01/15/specify-2-4-or-5-ghz-wifi-bands-on-surface-pro-3/
http://blogs.msmvps.com/connectedhome/2015/01/15/specify-2-4-or-5-ghz-wifi-bands-on-surface-pro-3/
Specify 2.4 or 5 GHz WiFi bands on Surface Pro 3
Published January 15, 2015
On January 15, 2015, Microsoft released a package of drivers to Windows Update that includes an updated Marvell WiFi driver for the Surface Pro 3. If you are one of the folks that has been trying to resolve issues of connecting to 2.4GHz instead of 5 GHz on your dual band router, this new driver includes settings to fine tune your connectivity preferences.
Published January 15, 2015
On January 15, 2015, Microsoft released a package of drivers to Windows Update that includes an updated Marvell WiFi driver for the Surface Pro 3. If you are one of the folks that has been trying to resolve issues of connecting to 2.4GHz instead of 5 GHz on your dual band router, this new driver includes settings to fine tune your connectivity preferences.
