The ArcGIS Pro 2.5.1 patch is now available for download from My Esri as well as through the software update (if enabled).
My Esri:
To get the latest fixes please install this patch, and for a list of issues addressed you can review the Release notes for ArcGIS Pro 2.5.
Note: ArcGIS Pro 2.5 must be installed prior to installing any ArcGIS Pro 2.5 patches.
Also, here is additional information about Minor Releases and Patches.