1. Masuk ke terminal. Ketikkan perintah "sudo rfkill list"
2. Lalu akan muncul
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: yes
3. Ketikkan perintah "sudo modproble -r ideapad-laptop"4. Ketikkan perintah "sudo rfkill unblock all"
5. Ketikkan perintah "rfkill list all"
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: yes