How do I improve my WiFi signal to ensure a better connection?

Position the Hello Birdie closer to your router.
Move your router to avoid interference like walls, floors, and large objects.
Reduce wireless interference by removing wireless devices that operate at a frequency of 2.4 gigahertz (GHz), such as baby monitors, garage door openers, cordless telephones, and microwaves.
Add a wireless extender or repeater to rebroadcast the wireless signal to strengthen the signal from your router. Buy equipment from a single manufacturer to ensure compatibility.
Update your router firmware to improve the performance.
Upgrade your WiFi antennas and receivers.
Upgrade your router to a wireless mesh system for greater WiFi signal coverage.