how to fix white screen on laptop lenovo

2:10

13:33

6:49

4:04

6:47

7:38

7:36

3:24

9:34

6:58

کوتاه

2:02

کوتاه

4:59

12:25

9:58

11:49

10:13

2:46

3:53

5:30

8:33

2:26

1:35

7:41

6:24

1:37

8:35

6:33

1:56

24:36

4:29

13:53

13:48

4:13

5:56

22:26

3:44

کوتاه

1:56