Help Problem with memory storage

[Ansh_1107]

Hey guyzz!I hav recently came up wid a problem on ma phone my content hav disappeared automatically!When i went to task manager>internal sd card content it was full wid 1.12gb in last few days bt whn i saw yesterday it turned out to be half of it!!!! Some of my songs,moviesetc. are deleted.Plzzzz help me by giving a solution nd a reason hw did it happened! Thnx in advanced

 

[indersingh]

hi
i have snamsung galaxy ace mobil i want to android appclication to micor SD cord