#Matrix has #E2EE working better now, so it is turned on by default on the next versions of #Riot-Web / #Riot-Desktop, #Riot-iOS, #RiotX-Android. The current #Riot-Android client may not get that, as RiotX-Android is meant to replace it.

See: https://mastodon.matrix.org/@matrix/104122242042712880 and https://matrix.org/blog/2020/05/06/cross-signing-and-end-to-end-encryption-by-default-is-here for more details. Also, https://blog.riot.im/e2e-encryption-by-default-cross-signing-is-here