Sailfish OS 4.2 (Verla): New update available in "Early Access" channel
Just recently SailfishOS 4.2 has been made available in the "Early Access" channel and brings a whole bunch of different bug fixes, new features and security fixes.
The "Early Access" channel is intended for slightly braver Sailfish OS users who want to try out the update about 1-2 weeks before it is issued to all other users.
The full list of features, bug fixes and security improvements can be found here:
Currently, it can be downloaded by people who are in the Early Access channel via the automatic update. Barring any major bugs, it will typically be available to all users in about 1-2 weeks.