@Solla-topee Thanks for your reply, Just to inform that the steps that you describe in 1, 2 and 3, i did them multiple times and nothing. As you mentioned in the 4 point, i tried in an iPad, and...

I was able to do a factory reset, via browser, on my camera. After that the first login with default user/pass i was also able to change the default password successfuly. Now i can access camera via...