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iball 3.5g connect usb modem driver failed

I have windows 8.1 64 bit. Whenever i tried connecting iball 3.5g connect usb modem , it never detected sim and was getting message that driver installation failed.

To solve this.

1. Remove all softwares related to this modem
2. Connect ur iBall USB modem
3. Let the software install. Its ok, even if driver fails
4. Now download rar file from this link
5. http://www.iball.co.in/File/Product/Drivers/Utility%20for%20WIN8.rar 
6. Install file called "Modem_installation"
1. Then go to path "C:\Program Files (x86)\iBall 3.5G Wireless Modem 3.0\Driver"
2. You should see all the fodders related to your operating system
7. Now we will open device manager
8. press windows + X
9. click on device manager
10. check for Yellow balloon or section called Other Devices
11. Right click and seclet Update driver software
12. Click On Browse my computer for driver software
13. Now go till the path mentioned in step 6 ->1
14. Select the folder which belong to your operating system
15. click ok
16. Done

This should sove your problem and SIM should be detected. You need to follow this procedure 4 times, as there are 4 diffrent components for 4 balloon/hardwares.

Email me on rohit404404@gmail.com. If you still face an issue.