Hi,
Please refer to the posts:
PySide2 (Qt for python) installation on Jetson Xavier - #5 by Muscle_Oliver
Jetson Nano and Qt5 - #2 by WayneWWW
Pyqt not working on Nano - #4 by coolbot
How to Install PyQt5 Jetson nano - #2 by prince.alondra
Installing QT6 and PySide6 on Jetson Orin Nano