Set up 1.1.1.1 - Linux

Take note of any DNS addresses you might have set up, and save them in a safe place in case you need to use them later.

GNOME (Ubuntu, Fedora, Pop!_OS etc)

Go to Show Applications > Settings > Network.
Select the adapter you want to configure — like your Ethernet adapter or Wi-Fi card — and select the Settings button.
On the IPv4 tab > DNS section, disable the Automatic toggle.
Depending on what you want to configure, choose one of the following DNS addresses for IPv4:
Use 1.1.1.1 resolver
```
1.1.1.11.0.0.1
```
Block malware with 1.1.1.1 for Families
```
1.1.1.21.0.0.2
```
Block malware and adult content with 1.1.1.1 for Families
```
1.1.1.31.0.0.3
```
Go to IPv6.
Depending on what you want to configure, choose one of the following DNS addresses for IPv6:
Use 1.1.1.1 resolver
```
2606:4700:4700::11112606:4700:4700::1001
```
Block malware with 1.1.1.1 for Families
```
2606:4700:4700::11122606:4700:4700::1002
```
Block malware and adult content with 1.1.1.1 for Families
```
2606:4700:4700::11132606:4700:4700::1003
```
Select Apply.

Go to System Settings > Connections.
Select the connection you want to configure - like your current connected network.
On the IPv4 tab, select the Method drop-down menu > Automatic (Only addresses).
Select the text box next to DNS servers.
Depending on what you want to configure, choose one of the following DNS addresses for IPv4:
Use 1.1.1.1 resolver
```
1.1.1.11.0.0.1
```
Block malware with 1.1.1.1 for Families
```
1.1.1.21.0.0.2
```
Block malware and adult content with 1.1.1.1 for Families
```
1.1.1.31.0.0.3
```
On the the IPv6 tab, select the Method drop-down menu > Automatic (Only addresses).
Select the text box next to DNS servers.
Depending on what you want to configure, choose one of the following DNS addresses for IPv6:
Use 1.1.1.1 resolver
```
2606:4700:4700::11112606:4700:4700::1001
```
Block malware with 1.1.1.1 for Families
```
2606:4700:4700::11122606:4700:4700::1002
```
Block malware and adult content with 1.1.1.1 for Families
```
2606:4700:4700::11132606:4700:4700::1003
```
Select Apply.