PPSSPP has been updated to version 1.18, and this new update brings a handful of changes. Better in-game performance is the main highlight, but the updated PSP emulator also improves the UI and fixes many issues.https://www.notebookcheck.net/New-update-for-PSP-emulator-PPSSPP-boosts-in-game-performance-and-improves-UI.913683.0.html
Though I might have not tested the new updated PSP Emulator, but it would have also been good as well as having or applying new games for the emulator.