Simply go back to the registry key and change the value from 1 to 0 , or delete the DisableAccountSignIn key.
You can disable the mandatory account sign-in for CorelDRAW 2020 (perpetual license version). Here’s how.
Disabling CorelDRAW 2020 account sign-in is a great way to speed up your workflow—especially if you’re the only user on a single PC. Just remember that you’ll lose cloud features. For most graphic designers working locally, that’s a fair trade-off.