Answered
MAC lightroom 5 upgrade from lr 3
My upgrade will not install. I get a checksum error message. What is this and how do I fix it?
My upgrade will not install. I get a checksum error message. What is this and how do I fix it?
Redownload the upgrade.
Already have an account? Login
Enter your E-mail address. We'll send you an e-mail with instructions to reset your password.