HOW CAN I SEE AGAIN A DIMENSION HIDDEN

i créated a dimensión, after that... I have hidden the dimensión.

but if i wanna make a link with a note, this note is créateD with 2 decimals. the problem is:

if i want to add another decimal (3 - .xxx ) this is not possible because i can see the original dimensión...

SolidworksDrawings And Detailing