sudo dpkg -i ungoogled-chromium_69.0.3497.100-1.bionic_amd64.deb

Selecting previously unselected package ungoogled-chromium.
(Reading database ... 289494 files and directories currently installed.)
Preparing to unpack ungoogled-chromium_69.0.3497.100-1.bionic_amd64.deb ...
Unpacking ungoogled-chromium (69.0.3497.100-1~bionic) ...
dpkg: dependency problems prevent configuration of ungoogled-chromium:
 ungoogled-chromium depends on libminizip1 (>= 1.1); however:
  Package libminizip1 is not installed.
 ungoogled-chromium depends on libre2-4 (>= 20160901); however:
  Package libre2-4 is not installed.
 ungoogled-chromium depends on ungoogled-chromium-common (= 69.0.3497.100-1~bionic); however:
  Package ungoogled-chromium-common is not installed.

dpkg: error processing package ungoogled-chromium (--install):
 dependency problems - leaving unconfigured
Processing triggers for gnome-menus (3.13.3-11ubuntu1.1) ...
Processing triggers for desktop-file-utils (0.23-1ubuntu3.18.04.2) ...
Processing triggers for mime-support (3.60ubuntu1) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
Processing triggers for man-db (2.8.3-2ubuntu0.1) ...
Errors were encountered while processing:
 ungoogled-chromium