Lumia 520 cannot update to anything, and damn lag

[Fukulumia]

I have lumia 520 with ***** feature that always get error when trying update OS using wifi.
and always get loading bar when in stand by mode, so i have to take off the battery and put it again!!

this is my Lumia Stats :

Firmware : 8.0.10211.0
Serial Number : 8161145807de796c924586a905a*****

I hate to tell this , Windows please fix this issue because we ve spent our money for this damn product, please .. or ill throw this s.h.i.t through my second floor window!

 

[oditius]

Might be the phone, I updated my spare 520, and my daughters 520 to 8.1 with no problems at all.... So I would tweet @Nokiacares

 

[Pranjal Rai]

Seeing your username, all I can say is that maybe it is fate.

 

[bazeret]

8.1 runs like a dream on my Nokia 520

 

[oditius]

Seeing your username, all I can say is that maybe it is fate.