update README

README.md

@@ -14,15 +14,14 @@ list, please create a new issue to bring it to my attention.
 - [x] ~~Icons on audio player are wrong color (dark mode)~~
 
 #### Known Problems
-- [ ] Audio download doesn't work on Android
+
 
 #### Features to Implement
 - [ ] Change icon
 - [ ] Change splash screen
-- [ ] Either fix audio download, or add sharing option for images and audio recordings
+- [x] Either fix audio download, or add sharing option for images and audio recordings
 - [x] ~~Add option for user to switch between light and dark mode~~
-- [ ] Full image preview component for images
-
+- [x] Full image preview component for images
 
 ### iOS
 - [ ] Add support for iOS devices