Kindly Uninstall any Previous installed Cogent and RD Drivers from Your Control Panel and Install it from Below given link.
Cogent 3M RD Registration ServiceDevice Serial Number Must Be Filled During Checkout
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15 days for free return
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Address: 06, Lal Sahab Katara, Near Kashi Gomati Samyut Gramin Bank,
Bhuili-Godam, Bhadewara, Gaurabadshahpur, Jaunpur,
Uttar Pradesh, India – 222133