Ghana assistant coach, Mas-Ud Didi Dramani has assured the Black Stars will put up a better performance against Switzerland next month before their first game against Portugal.
The Black Stars have come under intense pressure following their unimpressive performance against Nicaragua in their September friendly games.
The West African country struggled to pick up a 1-0 narrow win after suffering a 3-0 defeat against Brazil in their first game at the Le Harve in France.
With the team set to play Switzerland before their first game against Portugal, the former Asante Kotoko gaffer has assured that the team will improve and put up an improved performance.
"There is nothing much to do but to continue with the process and get the players and staff to integrate even more to adapt to the process shortly before the first group game against Portugal, and this will be eminent in the game against Switzerland," the former FC Nordsjaelland coach told Graphic Sports.
Ghana will open their campaign against Portugal on November 24 at Stadium 974 in Doha.
Four days later, the Black Stars return to action with a clash with South Korea at the Education City Stadium in Al Rayyan.
Ghana will wrap up their group stage adventure with their much-anticipated encounter with Uruguay at Al Janoub Stadium in Al Wakrah.