Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,671 questions
2020-11 Cumulative Update for .NEt Framework 3.5 and 4.8 for Windows 10, version 20H2 for x64 (KB4580419) - Issue
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(198.4, 87%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERA%3C/text%3E%3C/svg%3E)
Ravikiran A
1
Reputation point
Hi,
After installing below windows update
2020-11 Cumulative Update for .NEt Framework 3.5 and 4.8 for Windows 10, version 20H2 for x64 (KB4580419)
All my wpf applications are not working. Not loading any controls in wpf UI. Ui is showing a white screen.
Please help me.
{count} votes
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Peter Fleischer (former MVP) 19,231 Reputation points2020-12-04T15:41:50.067+00:00 Hi,
does application work properly after deinstalling cumulative update?
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