Hello and thanks for your question.
Please dial ##002# from your phone.
Tell me what you see on the screen.
Do you have any important data in your phone?
Let's go for factory reset.
Turn the phone off.Then try powering ON the phone by pressing and holding down the 'Power', 'Volume Up' and 'Menu' buttons at the same time for about 10 seconds. Then scroll down and select 'Wipe Data/Factory Reset'. Select 'Yes - Delete All User Data'.Select 'Reboot System Now'.
No problem just follow my previous instructions to reset your phone to factory mode.
Please follow the instructions below:
When you pressed the 'Power', 'Volume Up' and 'Menu' buttons at the same time for about 10 seconds.
Were you able to get to the Recovery screen?
I will give you video tutorial.
It will help you to reset your phone. Just follow the video and click where the video clicks.
Please click this link to see the video: https://www.youtube.com/watch?v=ppkMcOGnAtw
Please follow the instructions in the video and tell me how it goes!
There were two methods to try recovery in that video tutorial.
Did you try the second method?