New Features

• The embedded Let's Encrypt client now has the option to debug the HTTP ACME protocol. [#5287]
• It is now possible to install multiple SFTPPlus instances on the same Windows operating system, all operating and active at the same time. [#5291]

Defect Fixes

• The embedded Let's Encrypt client can now successfully request certificates. A defect was introduced in 3.48.0, which was preventing requesting new certificates. [lets-encrypt] [#5287]

You can check the full release notes here.