Windows 10

1. Press the Start / Windows key.

2. Type Notepad' in the search field.

3. In the search results, right-click 'notepad' and select 'Run as administrator'.

4. From Notepad, open the following file: c:\Windows\System32\Drivers\etc\hosts

5. Make the necessary changes to the file

6. Select File > Save to save your changes.

macOS

1. Open Terminal

2. Type 'sudo nano /etc/hosts' and press 'Enter' to continue

3. Make the necessary changes to the file