I have windows 540.. But now the titles is not showing so i am unable to operate the cell

[WPCentral Question]

What should i do to start the cell or how to reboot the cell

 

[charlatan1978]

Try this
Microsoft Lumia 540: Soft Reset or Reboot - SolverBase.com

 

[Rose640]

What should i do to start the cell or how to reboot the cell

Can you hand us a bit more info? I'm not completely clear what your issue really is. Is it making phone calls? Have you regulary updated your apps? Tried re-installing the Phone app? Soft reset, eventually a hard reset?