Instant
Indosat Assistant (INSTANT) is a selfcare application for our customers. INSTANT is available for Prepaid (Mentari dan IM3) and Postpaid (Matrix) cust...
PT Indosat Tbk
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Indosat Assistant (INSTANT) is a selfcare application for our customers. INSTANT is available for Prepaid (Mentari dan IM3) and Postpaid (Matrix) cust...