I use latex online with the overleaf website and I have a problem with the implementation of French language I used its packaging and nothing changes from English to French and here are the packaging used
\usepackage[french]{babel}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
and here are the errors even if I put the packages
Introdcution
is indeed a typo… – Bernard Mar 16 '20 at 23:51