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HSDPA

AT&T APN settings for BLU C4

      AT&T   BLU C4   Android

BLU C4 is compatible with AT&T HSDPA.

AT&T Internet & MMS APN settings

In your BLU C4 app drawer, go to Settings Connections Mobile networks Access Point Names

Add a new APN by pressing ADD on right top corner. If device has already set values for AT&T 2 for any fields below leave them. Change others as below.

Name: AT&T 2
APN: phone
Proxy:
Port:
Username:
Password:
Server:
MMSC: http://mmsc.mobile.att.net/
MMS proxy: proxy.mobile.att.net
MMS port: 80
MCC: 310
MNC: 410
Authentication type: None
APN type: default,mms,supl,hipri,fota
APN protocol: IPv4
APN roaming protocol: IPv4
Bearer: LTE
APN PPP phone number: Not set

Make sure you set Bearer to LTE to enjoy high data transfer speeds with AT&T. Now restart your BLU C4 to apply new AT&T APN settings.

If the above AT&T Internet & MMS APN settings do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get Cingular 380 ATT on your BLU C4.

APNproxy
MMSChttp://mmsc.cingular.com/
MMS proxywireless.cingular.com
MMS portblank
APN typedefault,supl,mms
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get ATT Phone on your BLU C4.

MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,fota
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get ATT WAP on your BLU C4.

APNwap.cingular
MMSChttp://mmsc.cingular.com/
MMS proxywireless.cingular.com
MMS portblank
APN typedefault,supl,mms
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get For unlocked non AT&T devices on your BLU C4.

APNNXTGENPHONE
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get Net 10 ATT 4G LTE on your BLU C4.

APNtfdata
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri
Authentication typePAP

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T on your BLU C4.

APNRESELLER
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your C4, make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T Tracfone on your BLU C4.

APNtftdata
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri
Authentication typePAP
APN protocolIPv4

Straight Talk for AT&T APN Settings

In your BLU C4 app drawer, go to Settings Connections Mobile networks Access Point Names

Add a new APN by pressing ADD on right top corner. If device has already set values for AT&T 2 for any fields below leave them. Change others as below.

Name: AT&T 2
APN: tfdata
Proxy:
Port:
Username:
Password:
Server:
MMSC: http://mms-tf.net
MMS proxy: mms3.tracfone.com
MMS port: 80
MCC: 310
MNC: 410
Authentication type: None
APN type:
APN protocol: IPv4
APN roaming protocol: IPv4
Bearer: LTE
APN PPP phone number: Not set

Make sure you set Bearer to LTE to enjoy high data transfer speeds with AT&T. Now restart your BLU C4 to apply new AT&T APN settings.

For BLU C4, when you type AT&T APN settings, make sure you enter APN settings in correct case. For example, if you are entering AT&T Internet & MMS APN settings make sure you enter APN as phone and not as PHONE or Phone. If entering Straight Talk for AT&T APN Settings above to your BLU C4, APN should be entered as tfdata and not as TFDATA or Tfdata.

AT&T MCC-MNC values

310-380
310-410

BLU C4 compatibility with AT&T

BLU C4 is compatible with below network frequencies of AT&T.

3G
HSDPA850 MHz, 1900 MHz
 850 MHz

Explain BLU C4 compatibility with AT&T

BLU C4 has modal variants v2.

AT&T 3G APN with BLU C4

Compatibility of BLU C4 with AT&T 3G depends on the modal variants and v2.

BLU C4 supports AT&T 3G on HSDPA 850 MHz and 1900 MHz.

v2

BLU C4 v2 supports AT&T 3G on HSDPA 850 MHz.

Overall compatibililty of BLU C4 with AT&T is 100%. The compatibility of BLU C4 with AT&T, or the AT&T network support on BLU C4 we have explained here is only a technical specification match between BLU C4 and AT&T network. Even BLU C4 is listed as compatible here, AT&T network can still disallow (sometimes) BLU C4 in their network using IMEI ranges. Therefore, this only explains if AT&T allows BLU C4 in their network, whether BLU C4 will work properly or not, in which bands BLU C4 will work on AT&T and the network performance between AT&T and BLU C4. To check if BLU C4 is really allowed in AT&T network please contact AT&T support. Do not use this website to decide to buy BLU C4 to use on AT&T.

BLU C4 network specifications

OS Android 8.1 Oreo (Go edition)
Network bands GSM / HSPA
Speed HSPA 21.1/5.76 Mbps
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 1900

HSDPA 850 / 2100
Select a different device... Select a different network...

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