https://support.microsoft.com/help/4490481 - the KB doesn't specifically mention this bug, but the fix is included in this update. You can download from here: Microsoft Catalog
https://www.catalog.update.microsoft.com/Search.aspx?q=KB4490481
windows server 2019 开始磁贴无法保存bug
mikebai
This person is a lazy dog and has left nothing