Share your experience!
Why do i need to sign in an application?Thanks 
hi
you can ask your questions here
http://vivazfamily.blogspot.com/
i will answer them
be sure:smileyhappy:
My main question is what is this sign in ? Thanks 
ok
you cant install all applications and theme and games on your phone
there are many stuff that are made by persons or programminh groups which Symbian dont allow them to installed on your phone
when you sign that stuff, your phone allows it to install
when you are installing, you may saw an error like this"certificate error. contact your suplier" it means it requires to sing
Hi x10i, trying to down load flext9 by dragon/nuance. many sites but not excepted in market