Several Samsung UE55K5510 reviewers mentioned that it was wifi compatible. Andrew D mentioned “It has also 'forgotten' the wifi passkey and that has needed re-entering several times as well” in his review of this TV. J R Hartley mentioned “The wifi was easy to set up” in their review of this TV. Mr Jason Willacy wrote “Looks great, however, good luck connecting to wifi & keeping a connection, finding BBC iPlayer, using the tiny remote” in his review.
One Samsung UE55K5510 owner who reviewed it mentioned that it was good in terms of connectivity. In November this year Zangtangtoom said “Great connectivity too, hdmi and USB etc”.
One person said that it was good in terms of HDMI connections. Coogaruk gave the product a rating of 4 stars and mentioned a few weeks ago “Connectivity for this model appears excellent (3 x HDMI, 2 x USB, etc.) & more than meets my requirements”.