Download: Cty.dat
He the old cty.dat with the new one. (He also kept a backup copy on his desktop, renaming it cty_2024_nov_old.dat — a habit from past mistakes.) Step 3: Verify it worked He reopened N1MM+. He typed a test call: S55M . This time, the software instantly showed:
He downloaded cty.dat (a small ~200KB file) by right-clicking the link and selecting Save As . He closed his logging software. Then he navigated to: C:\Users\Marcus\Documents\N1MM Logger+\SupportFiles\ cty.dat download
He saw the page: "CTY.DAT for amateur radio use — last updated November 2024" He the old cty











