So sorry for the delay. Everyone.
The following changes and improvements were made to FW2.0 compared to FW1.6:
1. Added library search function: activate by holding Shortcuts button in any category or folder browsing screen; use previous / next buttons to switch between numbers and alphabet).
2. Added option to manually clear media library database file (via System Settings);
3. Added Recently Played playlist (via Play by Category);
4. Added option to delete a track (outside of Now Playing);
5. Added play mode: play single track and stop;
6. Added support for ReplayGain;
7. Added docking support to use with FiiO K5 or DK1
8. Optimized UI operation and speed;
9. Amended the EQ setting to be dynamic, so as to avoid a sudden low voice when turning on the EQ or a sudden loud voice when turning off the EQ.
10. Fixed issue with hidden files stored by a Mac OS computer accessing the cards on the X1;
11. Miscellaneous bug fixes.
Download link :
https://www.dropbox.com/s/ns2hvzrsu8szxtd/X1-FW2.0.zip?dl=0