You can obtain the patch from the official Esri portals. The primary official sources are as follows.
This patch was a vital "Mature Support" update. Its most notable fix resolved a widespread crash issue triggered by a in late 2022, which otherwise prevented older 2.x versions of ArcGIS Pro from launching. Release Date November 1, 2022 Status Mature Support (Retired from active dev) Main Fix Compatibility with Microsoft .NET updates Type Cumulative Patch arcgis pro 2.8 patch 8 -2.8.8- download
2.8.8 projects can be opened in the newer ArcGIS Pro 3.x series, but once saved in 3.x, they can no longer be opened in 2.8.8. License Cycle: You can obtain the patch from the official Esri portals
The latest update to ArcGIS Pro, version 2.8 Patch 8, also known as 2.8.8, is now available for download. This patch is part of Esri's ongoing effort to improve the performance, stability, and functionality of their popular geographic information system (GIS) software. In this article, we'll explore what's new in ArcGIS Pro 2.8.8, how to download and install the patch, and what benefits users can expect from this update. Its most notable fix resolved a widespread crash
ArcGIS Pro 2.8 Patch 8 (2.8.8), released on , is the final cumulative update for the 2.8 series. It primarily addresses critical security vulnerabilities and a major bug causing crashes when users interacted with symbology galleries. Download Instructions