1. Edit interfaces
```bash
#Firstly backup interfaces
sudo mv /etc/network/interfaces /etc/network/interfaces.backup

#Then create new and edit
sudo nano /etc/network/interfaces

##Put following configuration in. IP adress, netmask, gateway and dns according to your needs

source /etc/network/interfaces.d/*
# Network is managed by Network manager
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
address 192.168.1.110
netmask 255.255.255.0
gateway 192.168.1.1
dns-nameservers 8.8.8.8
```

2. Stop and disable Network manager
```bash
sudo systemctl stop NetworkManager

sudo systemctl disable NetworkManager
```

3. Reboot device
```bash
sudo reboot now
```