Google Chrome, by default, uses your operating system's default setting to connect to the network and the internet. On the other hand, your system is usually configured with a direct connection to the internet.
Chrome provides a Settings menu for proxy though it effectively opens your operating system's proxy configuration tool. To configure a proxied connection just for Google Chrome or Chromium is to use a proxy plugin such as FoxyProxy or via a private VPN provider's browser plugin such as by SurfShark.
Go to chrome://settings from the URL bar.
Proxy management browser plugins such as FoxyProxy will be listed in the section if installed
The caveat to this approach is that it will configure the system's proxy setting whereby all the other traffic for your systems will go through the configured proxy. To route only your browser's traffic through a proxy, it is advisable to use proxy extensions such as FoxyProxy
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