How To Fix .Net Framework 4.7.2 Error 643 0x80070643 In Windows Update

While trying to install Microsoft .Net Framework 4.7.2 in Windows Update, you may encounter a fatal error 643 (0x80070643) where the update fails and a server reboot results in the same error. Unfortunately this error dates all the way back to .Net Framework 1.x, so it could happen to any version. You could try the [...]