The man was accused of downloading terrorist-related material
Taha Hussain, 21, is said to have sent WhatsApp files were entitled: "Paris Outrage: A Muslim Perspective".
Another file entitled "Charlie Hebdo to Jagrity" was sent on the encrypted Telegram messaging service.
Hussain denied ten counts of disseminating terrorist publications when he appeared today via videolink at Kingston Crown Court.
Hussain denied ten counts of disseminating terrorist publications
I only have to think about myself not eating or drinking for 19 hours
A trial had originally been scheduled automatically for May 30, but the fixture was moved to a later date at the Old Bailey by Judge Paul Dodgson.
Judge Dodgson said: "I only have to think about myself not eating or drinking for 19 hours."
He added: "This is not to be taken as a precedent for all trials involving devout Muslims.
A trial had been scheduled for May 30
"The date was fixed administratively but no consideration had been made for Ramadan.
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"I would not be confident for someone to stand trial if I looked up and I thought he's not fit to be here."
Hussain has remained in custody ahead of his trial
He told Hussain 'Your trial is going to take place at the Old Bailey either on June 26 or perhaps July 10.'
Hussain, of Langtree Avenue, Slough, Berks, was remanded in custody ahead of his trial at the Central Criminal Court.