On Mon, 24 Sep 2018 18:17:41 +0000 (UTC),
BIG Umberto , in
 wrote:
>
>  I hawe a old model B using a TP-LINK TL-WN725N version 3 USB wifi dongle.
>  I have used a driver from a old site (now inexistent).
>  If I updating with the raspbian stretch, the dongle can work or not?
>  In other word, there is the driver inside?


I would say yes, since it appears to use the r8188eu.ko kernel driver
and that is in the Debian kernel since 3.9 or so.

In case it isn't in Raspbian, you can find it. This should get you
going in the right direction:

https://askubuntu.com/questions/678134/how-to-install-tp-link-wn725n-wifi-usb-a
dapter-on-ubuntu-ubuntu-14-04-3-lts

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