If your computer cannot reach the activation servers, you can use the Offline Activation option to generate a .req file, which can be uploaded on another device to receive a response file ( .resp ) for manual activation.
If you lose your product key, Stardock provides several official recovery tools: Stardock Registration Portal : You can enter your purchase email address at the Stardock Support Portal to have all associated keys emailed to you. Account Dashboard windowblinds product key
Consider the purpose of the blinds. Is it for light control, privacy, or aesthetics? If your computer cannot reach the activation servers,
The key is typically sent to the email address used during purchase immediately after the transaction. Stardock Account Page: If you lose your email, log in to the Stardock My Account Is it for light control, privacy, or aesthetics