How to repair corrupted NET Framework 4.8.1 On November 16, 2024-11 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5045935) was corrupted. Prevents me from running my Intuit ProSeries Network tax software foe 2021-2024, Tax years 2010-2020 are running fine.