[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Meta=(BlueprintInternalUseOnly="true", WorldContext="WorldContextObject"), Category="Online|Achievements") static [UAchievementWriteCallbackProxy](API\Plugins\OnlineSubsystemUtils\UAchievementWriteCallbackProxy) * WriteAchievementProgress ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * WorldContextObject, [APlayerController](API\Runtime\Engine\GameFramework\APlayerController) * PlayerController, [FName](API\Runtime\Core\UObject\FName) AchievementName, float Progress, int32 UserTag )