My LibreOffice came with the English (UK) dictionary pre-installed. I would like to install and use the dictionaries for English (USA) and Spanish (Mexico). How do I download and install these two additional dictionaries?
Build ID: 1:6.3.5~rc2-0ubuntu0.18.04.1~lo1
CPU threads: 4; OS: Linux 5.3; UI render: default; VCL: gtk3;
Locale: en-US (en_US.UTF-8); UI-Language: en-US