Bug fixes and stability improvements

- Added a pop-up message when file download fails

- Added Random and Sequential Playback options

- Changed to play continuously in the background when playing on the built-in speaker. (If a Bluetooth speaker is not connected to the watch, play on the built-in speaker)

- File transfer improvements and fixes

- Improved display of the output connection screen when attempting playback in the watch app.
- Fixed issue that occurred when transferring files from iPhone to Watch after iOS 17.5 update

- Fixed extension issue when transferring files
- Pop-up message when clicking on an unsupported file
- Add Delete All item to file click menu on file transfer screen
- Other feature improvements and fixes

- Fixed an issue where some files may be missing when transferring to a watch
- Displays transfer file size when transferring to watch
- Some changes to messages on the phone app transfer screen
- Error correction and improvement when transmitting to watch

- Modified so that files cannot be deleted during transfer to watch.
- Fixed an issue where the watch app briefly stopped working after transferring to the watch (uncompressed file)
- Fixed an issue where group creation did not work properly after transfer.
- Displays a pop-up when trying to exit the current screen during transfer
- Other feature improvements and bug fixes

- Modification of pop-up message when sending watch
- Fixed reported crashes