The Brazil international was last in action on March 10 when he sustained a muscle injury in the Citizens' 1-1 draw with Liverpool at Anfield.
Ederson was unable to represent his country over the international break and has also missed City's last three games in all competitions, with Stefan Ortega starting in his place between the sticks.
The 30-year-old returned to training a day prior to the Citizens' goalless stalemate with Arsenal last weekend, but he was not deemed fully fit to feature against the Gunners or in Wednesday's 4-1 home win over Aston Villa.
Guardiola has since provided a positive update on Ederson ahead of Saturday's visit to Selhurst Park, while also confirming that two first-team stars remain sidelined with injuries.
Ederson could return, Nathan Ake, Kyle Walker ruled out of Palace gameSpeaking at a press conference on Friday, Guardiola said: «Ederson is much better. Maybe will be on the list (for Saturday). Nathan and Kyle are out.»
Ake was withdrawn in the first half of the draw with Arsenal due to an unspecified problem and subsequently missed the midweek win over Villa, while Walker sustained a hamstring injury on international duty with England on March 23.
Both Ake and Walker are facing a race against time to recover for next Tuesday's Champions League quarter-final first leg away against Real Madrid, but Ederson has seemingly put himself in contention to return for that European showdown.
Guardiola is set to weigh up whether to start Ederson against Palace in a bid to build up his match fitness ahead of the
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