While the vast majority of homes and businesses across Wales have access to good quality digital connectivity, there are those that continue to struggle with even the most basic of connections.
Er bod gan y mwyafrif helaeth o gartrefi a busnesau ledled Cymru gysylltiadau digidol o ansawdd da, mae yna rai sy'n parhau i frwydro i gael hyd yn oed y cysylltiadau mwyaf sylfaenol.