SQL Server 2005 is long past its "End of Life." If you are using this for a business application, keep in mind that it does not receive security patches. Whenever possible, check with your software vendor to see if there is an update that supports SQL 2019 or newer Are you seeing a specific error code (like 1603 or 1706) when you try to run the file?
If the error message explicitly states that the zip file is invalid or corrupted, you have two paths: Fix Error SQL2005.zip
If SQL2005.zip cannot be repaired, but you have access to the original SQL Server instance: SQL Server 2005 is long past its "End of Life