nokia lumia 521 not supporting 3G

[Windows Central Question]

I unlocked my Nokia Lumia 521, locked to metropcs USA to be used in Nigeria, but is only accommodate 2G and not 3G. How do I make it access 3G networks. Thanks

 

[vipme]

Lumia 521 does not support 3G bands usually provided in the 2100MHz range

Lumia 521 only works with 2G bands

GSM network: 850 MHz, 900 MHz, 1800 MHz, 1900 MHz
GSM max data speed DL: EGPRS 236.8 kbps
GSM max data speed UL: EGPRS 236.8 kbps​

Nokia Lumia 521 - Specifications - Microsoft - USA