Why is my Lumia 520 not opening while restarting?

[Windows Central Question]

why is my lumia520 not getting opened while restarting

while iam restarting my phone foe the first time it took much time nd at the end ,it got switched off and it repeating the same after that also so wat should i have to do now to get my open again

 

[Dietrich Cleijne]

Re: why is my lumia520 not getting opened while restarting

Hard reset it.