802.11n features both 2.4 and 5 GHz bands, not as fast as 802.11ac though, but it can definitely connect to 5 GHz especially that you find the 2.4 GHz too slow due to electromagnetic interference from sources like the microwave oven and cordless phones.

Open your networks panel from your taskbar (click the WiFi icon in the bottom right). Click on “Properties” of your WiFi network. In the new window that opens, scroll all the way down to “Properties”. “Network Band” will either say 2.4GHz or 5GHz.

Select your Wi-Fi adaptor, right-click, and select properties. Switch to the Advanced tab, and then under the list, locate the Preferred Band option. Next to the list is the value dropdown; select Prefer 5GHz band.

On most Android devices you can tap Settings > Connections > WiFi…. Click on the WiFi icon in the bottom right corner of the task bar. Then click on the network you want to use from the list of available networks. Click Connect (type in the password and click Next . . . Read more

2. Change network adapter mode Press the Windows logo key and R key at the same time. In the Run box, type devmgmt. … Go to Network adapters and right-click on the network adapter. … Click Advanced > Wireless Mode > Auto > OK. … In the Advanced tab, move . . . Read more

On the Device Manager window, click Network Adapters. Look for the name of your wireless adapter and check if it shows ABGN or AGN. In this example, the wireless adapter is Intel® WiFi Link 5300 AGN. This means that the computer has the 5 GHz network band capability.

In most cases, 802.11n adapters will also support 5GHz. You can also right-click on the adapter in Device Manager, click Properties and then switch to the Advanced tab. … If you don’t see an option to enable or disable 5GHz, either your adapter doesn’t support it, or the wrong drivers . . . Read more

To fix this issue, go to Device Manager on your laptop and locate your WiFi device under Network Devices. In the Advanced tab, set Preferred Band to 5 Band. This will allow automatic band-steering to 5 GHz and ensure a faster WiFi experience.

Generally, a router that states it’s 802.11a/g/n, or 802.11ac will work at 5GHz. However, a router that is 802.11b/g/n has a slim chance of supporting that frequency, and you may need to upgrade. If your router supports 5GHz connectivity, the next thing to do is to check your adapter.

However, this only applies to radios configured to operate in the g band (2.4 GHz band). For radios operating in the a band (5 GHz band), the AP software configures support for 802.11h. … To enable 802.11d regulatory domain support, click Enabled. To disable 802.11d regulatory domain support, click Disabled.