We understand you would like to connect to a 5 GHz network. In order to do so with a 7260 adapter, it must be one of the following models:
- https://ark.intel.com/products/75440/Intel-Dual-Band-Wireless-N-7260 Intel® Dual Band Wireless-N 7260
- http://ark.intel.com/products/75439/Intel-Dual-Band-Wireless-AC-7260 Intel® Dual Band Wireless-AC 7260
For these models using the OEM specific driver, or our latest Intel® PROSet/Wireless Software and Drivers (generic), you'll be able to natively connect to a network using one of these two bands using the default adapter settings.
There is also an https://ark.intel.com/products/75174/Intel-Wireless-N-7260 Intel® Wireless-N 7260, which is single band (2.4 GHz only). It is not possible to enable dual band capabilities on this particular adapter.
You may confirm which specific adapter you're using by following the steps on our identification article, or by engaging your computer manufacturer:
- https://www.intel.com/content/www/us/en/support/articles/000005655/network-and-i-o/wireless-networki... Identify Your Intel® Wireless Adapter and Wi-Fi Driver Version Number.
- https://www.intel.com/content/www/us/en/support/articles/000005585/network-and-i-o/wireless-networki... Advanced Intel® Wireless Adapter Settings.