Sometimes one of your widgets stays grey. For instance, when you want to reinstall the Google Apps Installer widget after a successful update. ... This will erase all your app shortcuts on the homescreen. No worries, you can add these back later.

Why did my widgets turn GREY on iPhone?

This issue can be caused by an iOS 14 glitch that requires third-party apps to be opened at least once, before their widgets start showing up in the 'Add Widget' list. So, don't hurry up to add Widgetsmith widget a soon as you download the app from the App Store (direct link).

Why is my widget gray?

This occurs because there is no content available to display within the widget. To solve this, you will need to add the content to the products, pages, or posts.