"Now, you have to save the file."

Translation: Rhaid i ti gadw'r ffeil nawr.

[draigyddaear]

I don't understand rhaid i chdi. Is this an error, or is chdi another way of writing you?

[EllisVaughan]

Chdi is an informal version of "you" from the north.

[draigyddaear]

Thanks for the clarification.