Black Wireless United States
HSDPA
LTE
50%

Black Wireless APN settings for vivo X21

      Black Wireless   vivo X21   Android

vivo X21 is compatible with Black Wireless HSDPA and Black Wireless LTE 50%.

Black Wireless Internet & MMS APN settings

In your vivo X21 app drawer, go to Settings Connections Mobile networks Access Point Names

Add a new APN by pressing ADD on right top corner. If vivo X21 has already set values for Black Wireless 2 for any fields below leave them. Change others as below.

Name: Black Wireless 2
APN: att.mvno
Proxy: 66.209.11.33
Port: 80
Username:
Password:
Server:
MMSC: http://mmsc.cingular.com
MMS proxy: 66.209.11.33
MMS port: 80
MCC: 310
MNC: 410
Authentication type: PAP
APN type: default,mms,supl,agps,fota
APN protocol: IPv4
APN roaming protocol: IPv4
Bearer: Unspecified
APN PPP phone number: Not set

Black Wireless 2 APN settings for Android 8 screenshot

Restart your vivo X21 to apply Black Wireless 2 APN settings.

For vivo X21, when you type Black Wireless APN settings, make sure you enter APN settings in correct case. For example, if you are entering Black Wireless Internet & MMS APN settings make sure you enter APN as att.mvno and not as ATT.MVNO or Att.mvno.

Black Wireless MCC-MNC values

310-410

vivo X21 compatibility with Black Wireless

vivo X21 is compatible with below network frequencies of Black Wireless.

3G
HSDPA850 MHz, 1900 MHz
4G
LTEBand 2 1900 MHz, Band 5 850 MHz, Band 40 2300 MHz*
*These frequencies of Black Wireless may not have countrywide coverage for vivo X21.

Explain vivo X21 compatibility with Black Wireless

Black Wireless 3G APN with vivo X21

vivo X21 supports Black Wireless 3G on HSDPA 850 MHz and 1900 MHz.

Black Wireless 4G LTE APN with vivo X21

vivo X21 supports Black Wireless 4G on LTE Band 2 1900 MHz, Band 5 850 MHz and Band 40 2300 MHz only in some areas of United States.

Overall compatibililty of vivo X21 with Black Wireless is 67%. The compatibility of vivo X21 with Black Wireless, or the Black Wireless network support on vivo X21 we have explained here is only a technical specification match between vivo X21 and Black Wireless network. Even vivo X21 is listed as compatible here, Black Wireless network can still disallow (sometimes) vivo X21 in their network using IMEI ranges. Therefore, this only explains if Black Wireless allows vivo X21 in their network, whether vivo X21 will work properly or not, in which bands vivo X21 will work on Black Wireless and the network performance between Black Wireless and vivo X21. To check if vivo X21 is really allowed in Black Wireless network please contact Black Wireless support. Do not use this website to decide to buy vivo X21 to use on Black Wireless.

vivo X21 network specifications

OS Android 8.1 (Oreo)
Network bands GSM / CDMA / HSPA / LTE
Speed HSPA, LTE
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 1900 / 2100
LTE band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
CDMA 800 & TD-SCDMA
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