No sé porque se apaga el teléfono d

No sé porque se apaga el teléfono de pronto cuando estoy en alguna paginas
Estaba borrando mensajes por qué tengo bastantes que no había visto y de pronto se interrumpió el proceso
Necesito borrar mensajes ?por qué no puedo recibir mensajes ni tomar fotos por qué me indica que no hay espacio

Resultados (inglés) 1:

Not know because it turns off the phone of soon when am in any pagesI was deleting messages I have enough that I had not seen and suddenly stopped the processDo I need to delete messages? why can not receive messages or take photos why tells me there is no space

Resultados (inglés) 2:

I do not know because the phone suddenly goes off when I'm on some pages
I was deleting messages why I have enough I had not seen and suddenly the process was interrupted
need to delete messages? Why can not receive messages or take pictures why me indicates that There's no space

Resultados (inglés) 3:

I Don"t know why suddenly turn off the phone when I"m in Some pagesWhy I was deleting messages that had not seen enough and Soon interrupted the process.I need to delete messages? Why Can"t I receive messages or take pictures Why tells me that there is no space