Over the last few weeks we have been improving support of foreign alphabets in FlowCrypt. As of now, FlowCrypt can support all the different messages that users sent us for testing.
Unicode samples are now a part of our automated tests, making sure we don't accidentaly break support in the future:
Compatibility is crucial. If you are on version 6.1.4 or higher on Chrome or Firefox and still have issues reading Unicode, please reach out at firstname.lastname@example.org with a screen shot.