Hi Rick,
I'm Christine, a Windows user like you. I'll do my best to help you.
Looks like you're getting a popped up of iCloud on your startup.
This usually occurs when it's enabled on Startup Settings.
To disable it, please follow the steps below:
Press right click the Start Menu and choose Task Manager, then select the Startup tab and right-click iCloud and select Disable.
Restart your device and it should not popped up on your startup.
Please let me know the result. I'll be happy to assist you all the way until it's resolved.
Thank you,
Christine L