how to fix android tablet not opening

4:26

3:44

7:59

1:28

4:36

6:56

4:54

8:20

8:27

2:11

2:46

9:07

3:11

4:43

6:51

2:44

2:49

2:24

5:36

2:12

4:37

7:17

3:03

8:32

2:33

3:36

11:04

2:54

8:08

4:34

6:59

3:31

3:38

6:19

10:09

1:00

3:52

3:08

11:50

2:36

1:10

1:44

7:02

4:52

1:17

7:27

3:16

21:36

4:47

3:08

4:36

3:03

00:59

3:03

2:11

5:22

2:10

1:37

3:36

1:29