Originally Posted by
Gaboromay I love windows phone and I really want the Windows 10 Mobile update to my Lumia 640XL. I´ve been waiting for the official one because Im not sure that the insider builds works well. I think what I want to know is if its safe to install the Indsider Preview Build to use on my phone, because i am tired of waiting. Please let me know.
I'm using 14267.1004 and it is ok. some bugs exist as you can expect for a preview build but as a whole it is stable enough for daily use.