
In 2020, the documentation community released many updated guidebooks, translated them into several languages, and participated in the Google Season of Docs
(This is part of The Document Foundation’s Annual Report for 2020 – the full version is here.)
New and translated guides
In January 2020, just before release of LibreOffice 6.4,

LibreOffice’s Documentation Team writes, updates and translates many handbooks. These are full of tips, tricks and tutorials covering the whole office suite. You can find PDF and ODT versions on this page – but sometimes it’s nice to have a hard-copy, printed version, right?
Well, you can get those too!
The LibreOffice Documentation community announces the immediate availability of the Calc Guide 7.1, with additions based on the the improvements in LibreOffice Calc 7.1, which was released in February this year.
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The Brazilian LibreOffice community is pleased to announce the immediate availability of the Portuguese Impress 7.0 Guide, the complete guidebook for creating high quality presentations in any environment, be it family, cultural or professional.

The book is 330 pages, and details the fundamentals of Impress, before covering the concepts

Zdeněk Crhonek from the Czech LibreOffice community writes:
The Czech team has completed its translation of the Writer Guide 6.4. Big thanks to all volunteers, especially to Radomír Strnad, who initiated the translation and translated more then half of the chapters. Translators: Petr Kuběj, Zdeněk Crhonek, Petr Valach, Vendula Crhonková,