Open Beyond Compare and go to Help > Enter Key to paste your legitimate license information. Legal and Free Alternatives
When using , encountering a "license key has been revoked" message can be a significant disruption. This typically happens when a key is leaked publicly or if you are attempting to use a key for a different major version of the software. Common Causes for Revoked Licenses
If you own a legitimate license and believe the revocation is an error, follow these steps:
Delete the key file typically located in ~/Library/Application Support/Beyond Compare/ .
If a purchased license key is shared on public forums or gists, the developer ( Scooter Software ) may revoke it to prevent unauthorized use.
Delete %appdata%\Scooter Software\Beyond Compare 4\BC4Key.txt .
Using "free" keys found on the internet often leads to revocation once the software performs a routine check. How to Fix a Revoked License Message
Instead of searching for "free" revoked keys, consider these options: Beyond Compare 4 license for Windows, Mac, Linux · GitHub
You must delete the existing license file to clear the error.