If you bought the key through a third-party seller (like Fanatical), you may need to check their specific instructions for activation, as sometimes these require specific activation procedures. Top Tips for Managing Your Stardock License
: Curtains is also included in the Object Desktop suite, which features other top-tier tools like Fences and Groupy.
: If you use multiple customization tools, Stardock offers a subscription bundle called Object Desktop, which includes Curtains, Start11, Fences, and other utilities at a discounted rate. Top Free and Safe Alternatives to Stardock Curtains stardock curtains product key top
Change the appearance of title bars, buttons, window borders, and the taskbar.
(e.g., make it more technical or more casual) or add a section on how to install the software? If you bought the key through a third-party
The software was designed for . Many users in the official Stardock forums have confirmed that it will not install or function properly on Windows 11. As of late 2025, there had been no official announcement regarding a future update to make Curtains compatible with Windows 11.
If you encounter issues with your product key or activation, here are some troubleshooting tips: Top Free and Safe Alternatives to Stardock Curtains
If you bought via a third-party store (Humble Bundle, Fanatical, etc.):
Once you have your key, activation is straightforward. Here are the three most common methods:
Are you experiencing a specific with an existing key?
Ensure the email address entered during the activation prompt matches the exact address used during checkout. Check Firewall Restrictions