Caiff y newidiadau hyn hefyd eu cyflwyno’n raddol dros y tair wythnos a byddant yn canolbwyntio ar ailagor rhannau o’r economi dan do, sydd wedi bod ar gau hyd yma ac ar ddarparu mwy o gyfleoedd i deuluoedd a ffrindiau gyfarfod â’i gilydd yn yr awyr agored.
These will once again be phased in over the three weeks and will focus on re-opening parts of the indoor economy, which have so far remained closed and on providing families and friends with more opportunity to meet each other outdoors.