Intel products use the term Roaming Aggressiveness, whereas Ralink and some others use Roaming Sensitivity. But they basically mean the same.
Automatically switch to the strongest WiFi Signal
If you are receiving a poor WiFi performance you should configure the wireless network adapter to use the Maximum Performance setting. You could also try updating your network adapter drivers to their latest version and see if that helps you. These tips to increase WiFi speed & and coverage area and how to improve Wireless Network Signal may also help you.
WiFi Roaming Sensitivity or Aggressiveness
Automatically switch to the strongest WiFi Signal! If you are facing poor Wi-Fi reception you may also change the WiFi Roaming Sensitivity or Aggressiveness to improve Wi-Fi reception & performance and see if that works for you. To configure the WiFi Roaming Sensitivity, in Windows 10, open the WinX Menu by right-clicking on the Start and selecting Device Manager.
Expand Network adapters and identify your WiFi or wireless device. Double-click on the entry to open its Properties box. Now under the Advanced tab, scroll down the Property list till you see Roaming Aggressiveness or Roaming Sensitivity. Next, under the Value drop-down, you will see the following options: Select Medium-High or High. to improve your Wi-Fi performance.
Click on OK and exit. Let us know if this makes a difference.