Just to conclude this thread, i'll mention that I have managed to get the Wifi working on the Kobo Glo.I deleted the old wifi connection and set it up again and the connection worked. I hope this will be reliable!
I am trying to send books to the Kobo glo using Calibre but with no success for the moment. So as not to pollute this thread, I have started another one on sending books from Calibre to Kobo:
https://www.mobileread.com/forums/sh...d.php?t=364777
Thanks to all who helped with my problem!