how to assign my cable connection a fixed IP address outside the DHCP range on m

Comodo Secure DNS - DNS Help - DNS
#1

or how to delet the adddress from the router DHCP page and then reserve DHCP address for both my wifi and cable

#2

I split your post from a topic that had run its course and with which it did not have enough in common.

Can you rephrase your problem and clearly describe your network situation?