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Chatr APN settings for Microsoft Lumia 640 Dual SIM

      Chatr   Microsoft Lumia 640 Dual SIM   Windows

Microsoft Lumia 640 Dual SIM is compatible with Chatr HSDPA.

Chatr Internet & MMS APN settings

Go to App list, tap Settings Cellular + SIM

If your phone supports more than 1 SIM card, choose SIM 1 settings or SIM 2 settings depending on the SIM that you want to use for Chatr 2.
Turn on Data Connection.

Enable Use cellular data in For limited Wi-Fi connectivity
If you have more than 1 SIM card choose the SIM card for data connection in SIM for data connection
Enable 3G connection for faster data transfer speeds. Also enable Highest connection speed

Internet Configuration Settings:

In Cellular + SIM Settings, select SIM settings Add Internet APN
If you have a dual SIM phone select the SIM card.

Change the below settings

APN: chatrweb.apn
User name:
Password:
Authentication type:
Proxy server (URL):
Proxy port:
IP type: IPv4

Tap Save


MMS Configuration Settings:

In Cellular + SIM Settings, select SIM settings Add MMS APN

If you have a dual SIM phone select the SIM card.

Change the below settings

APN: chatrweb.apn
User name:
Password:
Authentication type:
WAP gateway (URL): 205.151.11.11
WAP gateway port: 8080
MMSC (URL): http://mms.chatrwireless.com
MMSC port:
Maximum MMS size: 1024
IP Type: IPv4

Tap Save.


If the above Chatr Internet & MMS APN settings do not work on your Lumia 640 Dual SIM, make below changes to Chatr Internet & MMS APN settings to get Chatr Internet on your Microsoft Lumia 640 Dual SIM.

MMS APN: WAP gateway (URL)205.151.11.11
MMS APN: WAP gateway port80
Authentication typeNone
APN protocolIPV4V6

For Microsoft Lumia 640 Dual SIM, when you type Chatr APN settings, make sure you enter APN settings in correct case. For example, if you are entering Chatr Internet & MMS APN settings make sure you enter APN as chatrweb.apn and not as CHATRWEB.APN or Chatrweb.apn.

Microsoft Lumia 640 Dual SIM compatibility with Chatr

Microsoft Lumia 640 Dual SIM is compatible with below network frequencies of Chatr.

3G
HSDPA850 MHz, 1900 MHz

Explain Microsoft Lumia 640 Dual SIM compatibility with Chatr

Chatr 3G APN with Microsoft Lumia 640 Dual SIM

Microsoft Lumia 640 Dual SIM supports Chatr 3G on HSDPA 850 MHz and 1900 MHz.

Overall compatibililty of Microsoft Lumia 640 Dual SIM with Chatr is 100%. The compatibility of Microsoft Lumia 640 Dual SIM with Chatr, or the Chatr network support on Microsoft Lumia 640 Dual SIM we have explained here is only a technical specification match between Microsoft Lumia 640 Dual SIM and Chatr network. Even Microsoft Lumia 640 Dual SIM is listed as compatible here, Chatr network can still disallow (sometimes) Microsoft Lumia 640 Dual SIM in their network using IMEI ranges. Therefore, this only explains if Chatr allows Microsoft Lumia 640 Dual SIM in their network, whether Microsoft Lumia 640 Dual SIM will work properly or not, in which bands Microsoft Lumia 640 Dual SIM will work on Chatr and the network performance between Chatr and Microsoft Lumia 640 Dual SIM. To check if Microsoft Lumia 640 Dual SIM is really allowed in Chatr network please contact Chatr support. Do not use this website to decide to buy Microsoft Lumia 640 Dual SIM to use on Chatr.

Microsoft Lumia 640 Dual SIM network specifications

OS Microsoft Windows Phone 8.1 with Lumia Denim
Network bands GSM / HSPA
Speed HSPA 42.2/5.76 Mbps
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 1900 / 2100

See full specs at GSM.COOL... Select a different device... Select a different network...