I think none, just open the raster dialogue, click on the tiff file & QGIS will
display it, in the correct place on the map - providing you set it to the
correct CRS. If you (& QGIS) don't know what this is, you may be able to find
out using gdalinfo.
One caveat is that a tiff can be a coverag
Hello Nuno,
It seems to me that most of those files are auxiliary files for ArcGIS
only. Except for the tfwx (that has the georeference info for your
raster), you wont need them in QGIS. Do you have a TIF file also? You
should. And if so, you can open it directly on QGIS.
Best Regards,
Alexandr