Model : Hardware Version : Not Clear Firmware Version : ISP : Does TD 8968 V3 supports micromax dongle for 3G backup..The router It identifies the device but there is no internet ..Any suggestions ??

Model : Hardware Version : Not Clear Firmware Version : ISP : Is it possible to upgrade my TD 8968 V3 adsl wifi routers firmware with TD-W8968_V4_150504 ( its written for TD-W8968 V4 on webpage) It...