When you do something then you u undo it cant u undo your undo?

Question

plz this is a question i have had on my mine for years

Answer 1

Some programs let you undo an undo with a feature called "redo."  In Microsoft Office, you use <ctrl-Z> for undo, and <ctrl-Y> for redo.

Answer 2

in practically all programs just do CTRL+Z or to redo, CTRL+Y