Power/lock button is not working

[sh2212]

I tried to lock my phone using power button but it is unresponsive. Even I pressed it for 10/20 seconds but it still remains same 

[Uliwooly]

@sh2212

If the phone has a protective case, remove it and test it again, if it doesn't then it's time to contact your 

Local Support

To get it inspected/repaired