Why am I not able to upgrade my Lumia 610?

[Windows Central Question]

i am not able to upgrade my lumia 610

i want to upgrade my phone because my phone is working is very slow

 

[charlatan1978]

Re: i am not able to upgrade my lumia 610

How about doing a hard reset? This will prove whether there is a fault or not and will likely given some speed back. Long term you will probably need a new phone as the Lumia 610 only runs up to WP7.8.