Arcgis Pro 29 Patch 5 295 Link -

Search for "ArcGIS Pro 2.9 Patch 5" and click the download button.

It was specifically pushed to resolve stability issues related to a Microsoft .NET update that caused ArcGIS Pro to crash during symbology changes. Installation Tips arcgis pro 29 patch 5 295 link

If your system is connected to the web, a notification will state an update is available. Search for "ArcGIS Pro 2