did you try the second way with turning off wireless starting browser and turning on wireless again when on the bookmark page
http://projectpokemon.org/forums/showthread.php?44561-PCEdit-Full-PC-Dumping-and-Injection-for-X-Y-OR-AS
sometimes when you take to long to enter the link it doesn't work (something i have experienced some off the times)
if it doesn't work you can always try the RAM2sav method http://projectpokemon.org/forums/showthread.php?44618-RAM2Sav-Save-File-Dumping-Injection-for-X-Y-OR-AS