HTC Explorer Bug

About a month ago i found a bug in my phone HTC Explorer that makes its "All Apps & phone"tab disappear.

if u want to see the bug you have to follow following steps

1.Go to home screen 

2. Press the "All Apps" tab then press quickly options tab , so that such screen should appear

3.Now select "Edit home" 

4.Hold any App icon & drag the App to the "Remove "tab

5. And leave it you will notice "All Apps & phone"tab disappear.

6."BAAM"