Frequency conflicts are one of the greatest problems for Wi-Fi connections. In dense apartment complexes, neighboring routers often broadcast on the same frequency (e.g., Channel 6 in the 2.4 GHz band), causing interference.
You can scan Wi-Fi QR codes directly via your camera to join networks without needing a manual password. This is detailed in guides like TeamViewer's Wi-Fi Insight and Google Help . wifi scanner 52 license key top