external hard disk detected but not opening

2:00

7:53

4:07

6:51

4:49

7:00

2:55

2:10

6:53

17:04

7:37

2:57

4:26

6:20

4:18

3:20

5:03

3:07

11:27

3:02

3:04

2:29

4:19

6:46

3:09

4:16

6:28

7:35

7:55

6:03

6:55

2:30

4:13

6:25

2:05

7:30

1:58

5:50

6:26

4:46

7:26

6:02

2:37

9:30

2:40

16:41

1:48

3:22

6:10

8:19

6:20

1:58

10:28

3:16

13:23

5:01

4:09

8:19

10:36

4:41