ip changer always says enabled + bricks your wifi network connection if iptables isnt installed

[coding-garden-1]

] Anti mitm successfully enabled
[] Log killer successfully enabled
/usr/share/kali-whoami/assets/scripts/ip_changer: line 13: iptables-save: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 15: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 16: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 17: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 18: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 19: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 20: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 21: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 22: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 25: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 25: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 25: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 25: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 28: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 29: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 30: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 31: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 32: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 33: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 34: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 35: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 36: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 37: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 38: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 39: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 40: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 41: iptables: command not found
/usr/share/kali-whoami/assets/scripts/ip_changer: line 42: iptables: command not found
[] Ip changer successfully enabled
[] Browser anonymization successfully enabled
[*] Anti cold boot successfully enabled
(wifi proceeds to not work until i switch networks)