If the voiceovers are still in a different language, go to the PS5 home screen, highlight the game, press Options , and select Manage Game Content . From here, find the English Language Pack and select the install icon.
Open your Library, right-click on Call of Duty: Modern Warfare II , and select Properties . Navigate to the Language tab and choose English from the dropdown. Steam will then download the necessary files automatically.
How to Change the Language In COD Modern Warfare 2 (Fast Tutorial)