For those people who are having an issue wirelessly tethering their iPhone device to their Dell Windows laptop, there are steps that you can take.
What is Wireless Tethering?
Wireless Tethering (AKA: phone-as-modem) is when you share a mobile phone device's Internet connection with other internet-capable devices. Connection of a mobile phone device with other devices can be done over:
While the default wireless channel is 5 GHz, you can attempt to force a connection at 2.4 GHz on an iPhone by following these steps:
Right-click the Start Menu icon and select Device Manager from the power user menu that appears.
Go down to Network Adapters and click the + or > to expand it.
Right-click your wireless adapter and select Properties from the menu that appears.
Click the advanced tab.
Under property, select Preferred Band.
Under value, select prefer 2.4 GHz Band.
Click the OK button and close Device Manager.
Go through the tethering process with your iPhone.