Yes, Netcut works independently of the WiFi frequency band because it operates at the IP and MAC address level, not on the physical WiFi channel.

: Selain memutus koneksi sepenuhnya, Anda dapat menurunkan kecepatan internet ( bandwidth throttling ) pada perangkat tertentu agar koneksi utama Anda tetap cepat.

Some routers have dynamic IP address assignments. If a blocked device disconnects and reconnects with a new IP, you may need to scan and block the new address again.