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Device guides for

OPTUS E3131 USB Modem/Windows Vista

Most searched guides

Choosing a network for my modemEnding a connection to the internetInserting a SIM into my modemInserting a memory card into my modem

Updating the modem application

Want to update the modem application (Optus Mobile Broadband)? It's easy, but you need to connect to the internet before you can use this function.