United Kingdom

3 APN settings for Oppo A57

      3   Oppo A57   Android

Oppo A57 is compatible with 3 HSDPA and 3 LTE.

3 Internet & MMS APN settings

In your Oppo A57 app drawer, go to Settings  Dual SIM and Mobile Network
Select the SIM you want to configure APN settings
Select Access Point Names (APN)

Press on right top

Name: 3 2
APN: three.co.uk
APN type:
MMSC: http://mms.um.three.co.uk:10021/mmsc
MMS proxy:
MMS port: 8799
Authentication type:
APN protocol: IPv4
MVNO type:
MVNO value:

Keep the default values set by Oppo A57 for all blank fields above. Restart the Oppo A57 to apply 3 2 APN settings. 

If the above 3 Internet & MMS APN settings do not work on your A57, make below changes to 3 Internet & MMS APN settings to get 3 on your Oppo A57.

MMS proxymms.three.co.uk
APN typedefault,supl,mms
Authentication typeNone

For Oppo A57, when you type 3 APN settings, make sure you enter APN settings in correct case. For example, if you are entering 3 Internet & MMS APN settings make sure you enter APN as three.co.uk and not as THREE.CO.UK or Three.co.uk.

3 MCC-MNC values


Oppo A57 compatibility with 3

Oppo A57 is compatible with below network frequencies of 3.

LTEBand 3 1800 MHz
Band 1 2100 MHz*
*These frequencies of 3 may not have countrywide coverage for Oppo A57.

Explain Oppo A57 compatibility with 3

3 3G APN with Oppo A57

Oppo A57 supports 3 3G on HSDPA 2100 MHz.

3 4G LTE APN with Oppo A57

Oppo A57 supports 3 4G on LTE Band 3 1800 MHz.
It will also support 3 4G on LTE Band 1 2100 MHz only in some areas of United Kingdom.

Overall compatibililty of Oppo A57 with 3 is 100%. The compatibility of Oppo A57 with 3, or the 3 network support on Oppo A57 we have explained here is only a technical specification match between Oppo A57 and 3 network. Even Oppo A57 is listed as compatible here, 3 network can still disallow (sometimes) Oppo A57 in their network using IMEI ranges. Therefore, this only explains if 3 allows Oppo A57 in their network, whether Oppo A57 will work properly or not, in which bands Oppo A57 will work on 3 and the network performance between 3 and Oppo A57. To check if Oppo A57 is really allowed in 3 network please contact 3 support. Do not use this website to decide to buy Oppo A57 to use on 3.

Max download & upload speeds on 3 4G for Oppo A57 per LTE band

Band 1 2100 102 Mbps 51 Mbps
Band 3 1800 102 Mbps 51 Mbps

Oppo A57 network specifications

OS Android 6.0 (Marshmallow)
Network bands GSM / CDMA / HSPA / LTE
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 1900 / 2100 & TD-SCDMA
LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
CDMA 800
Select a different device... Select a different network...

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