Of course, the lyrics will stay the same aside from the ones mentioning the queen.
Those will all be shifted to the king.
Overall, many things the public has associated with the queen will betaken over by King Charles III.

That goes for theUnited Kingdom’s money, too.
Now, the Bank of England has released what these banknotes will look like.
The rest of the design on the banknotes will remain the same."

While the design has been finalized, you will not be able to find these new notes now.
They will not hit the pockets of United Kingdom citizens until mid-2024 (perPeople).