The land cover and land use maps and Landsat mosaics can be downloaded through the following link:  https://amazonia.mapbiomas.org/descargas/

In this link you will find a tool in Google Earth Engine that allows the download of the complete collection, as well as the download by specific territorial or temporal slices.

Don’t forget to download the legend codes at https://amazonia.mapbiomas.org/codigos-de-la-leyenda/