Many Android devices, especially older models or those with specific hardware limitations, primarily connect to Wi-Fi networks operating on the 2.4 GHz frequency band. This signifies a constraint in utilizing the 5 GHz band, which offers potentially faster speeds and reduced interference in environments with numerous wireless devices. This limitation directly affects network throughput and overall wireless experience on the device.
The reliance on the 2.4 GHz band impacts several aspects of device functionality. It can affect download and upload speeds, the responsiveness of online applications, and the stability of wireless connections, particularly in densely populated areas where this frequency is heavily congested. Historically, 2.4 GHz was the dominant wireless frequency; however, the rise of 5 GHz offered an alternative for devices capable of supporting it, mitigating congestion and enhancing performance.