my phone turns on and turns out continously and I tried the power and volume up key but does not responds

[apodawhuo4]

I downloaded a file about twrp which the phone turns off and off continuously

 

[apodawhuo4]

I don't know

 

[apodawhuo4]

MERGED QUESTION
Question from apodawhuo4 : "flashify ,official twrp and kingroot"

■ phone turns off and on continuously and I tried power button and volume up but does not response