After Viva doubled the data transfer allowance for customers, I'm pretty sure there are many out there who want to know much they have used. The problem? They do send out an SMS to your device, but that is only after you transfer a certain amount (at 20GB, 30GB, 40GB used etc…). The Huawei software apparently seems to be configured for the prepaid version of the service. So if a post paid user checks their balance they would get:
This is where the magic of USSD codes come in :-)! All you need to do is modify a single file and you can start getting the software to show you your balance like so:
Note: This guide only works for the Huawei devices with the Windows interface below. However, if you can send USSD codes or find the config of other dongles/devices, the code for checking the balance is: *98888#
1. Remove "Read Only" from the following file by right clicking and visiting the properties:
C:Program FilesVIVA BroadbandpluginsUSSDUIPluginUSSDPluginConfig.xml
C:Program Files (x86) if you are on a 64-bit version of Windows.
2. Open up your text editor (Notepad or equivalent) and load the file above and look for the following sections related to balance: