This could be a problem cause by your Windows OS being a bottleneck and limit your speed. After some talks and discussion with a colleague, this is the solution that worked for my case!
- Go to your Start Menu.
- Go to 'View Network Connections'.
- Right-click on your Wi-Fi adapter.
- Select the 'Properties' menu option.
- Find the 'Internet Protocol Version 4' and select the 'Properties' menu option. (keep the IPv4 option checked)
- Click on the 'Advanced' button.
- Uncheck 'Automatic Metric' and enter 1 in the 'Interface metric' text box.