Sending file by wifi in android -

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hi want send file direct using wifi.
search lot in internet , find p2p wifi connection in developer.android site problem not work on every phone , mean phones support p2p connection can use it.
looking way.
find android app name zapya sending file android phone phone , work on every phone.
can how use wifi send data

first try search on google , post question.... here link

data transfer between 2 wifi devices


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