: If you have lost your registration details, you can use the NCH Lost Code Recovery Tool to have them resent.
If you have purchased a license and need to apply your serial number to get a registration code, use these official steps:
NCH registration codes are often locked to specific software versions. A code for an older version will not work on the current download.
Using cracked software violates copyright law (Title 17, U.S. Code). While individuals are rarely sued, NCH Software can—and does—blacklist known bad keys in updates, rendering your installation unusable. Businesses caught using unlicensed copies face fines up to $150,000 per offense.