When I applied for a passport around 20 years ago my local passport office used an old fingerprint reader that often failed to register fingerprints. I was told

When I applied for a passport around 20 years ago my local passport office used an old fingerprint reader that often failed to register fingerprints. I was told to try different fingers and when all attempts failed I jokingly offered my toes for scanning. The officials operating the system told me that won't be necessary, because "the system has provision for people without hands"... needless to say my hands are still attached to my body.