I cannot turn on Samsung Galaxy Mega GT-I9205 after upgrade?

"I have the same phone with the same problem. I was told that could be a battery problem , so I got a battery for replacement. but still does work. any suggestion? Many thanks,

Amy

Rockville, MD"

"did the new android update now my phone froze on galaxy mega startup screen i dont think i have any battery issues or my phone died because i did the update and took a nap[ but my phone was on the charger and then when i wokeup it was stuck on that screen and didnt move any further

email me at beezyyolo2012@gmail.com

thank you in advANCE"

hey,my samsung galaxy mega GT-I9205 ,turned of while i was lisening to music,please help .it's not turning on

I have a case for my phone , samsung galaxy mega GT-19205 . My phone cannot turn on because I take my battery out when erasing my data.... How do I on my phone now? Please help me I need your help v_v

Same here, put a new battery but still shuts off, I reset the phone to factory but still shuts off, I leave it on a charger it stays on…..weird. is there anyone out there that can help us all?