I had the upper left screw stuck and a bit stripped. What worked for me was removing the optical bay as much as I could (possible since 2/3 screws were out) and wiggle it around the last screw. The last screw came off really easily after.
Lorsqu'il en aura reçu, il pourra afficher un graphique de sa réputation au fil du temps.
Voici un aperçu de ce à quoi ressemble ce graphique :
Aucun point de réputation obtenu pour l'instant.