If your EasyEDA client says it is not activated, or if you cannot access Professional features, the issue is likely related to network connectivity or account syncing rather than a missing file. Account Shows "Standard" Instead of "Pro"
If you choose the , you can design PCBs without an active internet connection. However, to initial-start or "activate" this offline environment securely, the software typically requires you to log in online at least once to verify your user profile. easyeda activation file link