When Neymar missed last Monday's first training session, PSG had issued a statement declaring they would take "appropriate action" against the star.
PSG were upset at Neymar's no-show at the resumption of training last week, an absence that fuelled speculation of his possible departure back to Barcelona.
Neymar, the world's most expensive player after moving to PSG for 222 million euros ($252 million), had watched his country win the Copa America.
Yet as this year's Copa campaign unfolded, Brazil demonstrated that it might have finally cast off the longstanding criticisms of "Neymar-dependency."
Neymar left Barcelona to join PSG for a world record fee of 222 million euros (USD 252 million) in August 2017, but could make a surprise move back to Camp Nou this summer.
Brazil coach Tite said he's been having sleepless nights ahead of the Copa America semi-final against Argentina.
Neymar was charged with rape allegations in Paris last month and since then his image has been the main talking point.
For the moment the club acknowledged Neymar's interest in returning to Barcelona but said there was no recruitment effort on their part to resign him.
Reports suggest that Neymar might be going back to Barcelona by cutting his salary by 12 million euros.
UEFA first imposed the ban in April before PSG contested the decision, but a final decision was delivered on Wednesday.
Neymar's two years at the Parc des Princes have been marred by injury and controversy and he is currently again sidelined by an ankle problem while also dealing with rape allegations.
Brazil made a winning start to the Copa America on Friday with a 3-0 victory over Bolivia in the absence of superstar Neymar.
Brazil are aiming for a ninth Copa America success and have claimed victory on all four previous occasions as hosts: in 1919, 1922, 1949 and 1989.
The accusation against Paris Saint-Germain forward Neymar has grabbed headlines in Brazil.
Neymar went to the police station in an attempt to defend himself, sitting in a wheelchair after spraining his ankle in a pre-Copa America friendly.
Extracts of an interview with the alleged victim aired just one hour before Neymar was about to enter the pitch for a friendly game in Brasilia.
Neymar said he had been the victim of an extortion attempt by a lawyer claiming to represent the woman he is alleged to have assaulted.
The unidentified woman, who lives in Brazil, allegedly met Neymar through Instagram, and after exchanging messages, the footballer invited her to visit him in Paris in mid-May.