vim /etc/apt/source.list
Once configured to perform apt update apt upgrade
After configuring the source, you can all you want in the source package
apt search xxx
It comes with a local source directory sources.list.d down there with Google sources, by a wall, causing not been updated, go directly to the Google profile commented configuration information.
sources.list.d Vim / Google-chrome.list
Vim sources.list.d / Google Earth-pro.list-
APT Update