Logos 4.1 Service Release 1 (v4.10.4.5763) is available for testing on the beta channel.
If you are on the beta channel now, or have switched to it since installing RC 2, enter the Update Now command. If you have 4.0d SR-2 installed, or 4.1 RC 2 and have not switched again to the beta channel, enter set Update Channel to beta.
To install SR-1 from scratch, see the notes and download link at http://community.logos.com/forums/t/8883.aspx.
For Release Notes, see http://wiki.logos.com/Logos_4.1_SR-1.