how to fix zombie army 4 dead war lags with fps drop

4:03

2:55

7:47

2:51

16:16

7:55

4:48

1:36

10:12

6:43

5:12

3:19

7:08

10:12

4:46

4:52

4:21

5:49

2:12

2:01

کوتاه

1:43

5:30

19:23

13:06

52:14

8:46

8:17

7:55

1:20

6:09

5:03

15:15

6:30

2:39

17:30

45:06

35:19

2:08

2:55