Total Commander

Hello, I use TC on Android 13 (Sony Xperia 10V).

Trying to use the USB-Plugin to access a USB-C Flash-Drive I get the message:
USB-Stick-Plugin Unable to find explicit activity class (de.hechler tcplugins.full.usb/com and ...
Using "USB-Stick-Plugin Unable to find explicit activity class" I found nothing here.

What is wrong?

Sounds like it's too old for Android 13. Try contacting the author.