WhatsApp for Nokia has extended support for some devices running older operating systems while other devices were no longer supported by the chat
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A complete list of phones that won't be supported on WhatsApp anymore - Dignited
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Reports surface of WhatsApp not working on older phones - The Financial Gazette
Nokia unveils WhatsApp phone
Reports surface of WhatsApp not working on older phones - Techzim
WhatsApp for Nokia 3310 can be downloaded OMG !
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