This app can't open

I would suggest to uninstall it totally, and reinstall.

Hi there,

Thank you for reaching to us , We would request you to please check if your system meets the minimum requirements to install XD: https://helpx.adobe.com/xd/user-guide.html/xd/system-requirements.ug.html

If yes, please try uninstalling from Creative Cloud, restart the machine, and install it again.

Let us know if that helps.

Thanks,

Madhumati