💪New Features:
1) Added track erase function in Note; I'm very happy
2) Note export function supports PDF format; I'm very happy
💪Experience optimization:
1) Separate Boyue OS Launcher from the system and upgrading ;
2) Fix the crash problem of paper switching when handwriting;
3) Fix the problem of no retract when clicking the directory bar on the reading interface;
4) flash every time when entering into the reading interface;
5) Fix other bugs;
and they didn't fix the impossibility to navigate in pdf files
