Error uploading to teensy 4.0

[Patrick838e]

Did everything according to the instructions when trying to upload .

Arduino: 1.8.9 (Windows 10), TD: 1.58, Board: "Teensy 4.0, Serial, 150 MHz, Faster, German, Normal"

WARNING: Category 'Utility' in the FlexIO_t4 library is invalid and is set to 'Uncategorized'
In file included from C:\Program Files (x86)\Arduino\hardware\teensy\avr\libraries\Audio/Audio.h:129,
Several libraries were found for "SD.h"
from C:\audio-guestbook\audio-guestbook.ino:25:
Used: C:\Program Files (x86)\Arduino\hardware\teensy\avr\libraries\SD
Not used: C:\Program Files (x86)\Arduino\libraries\SD
C:\Program Files (x86)\Arduino\hardware\teensy\avr\libraries\Audio/play_serialflash_raw.h:33:10: fatal error: SerialFlash.h: No such file or directory
33 | #include <SerialFlash.h>
| ^~~~~~~~~~~~~~~
compilation terminated.

Error compiling for the Teensy 4.0 board.

This report would be more detailed if the option
"Detailed output during compilation" option
in File -> Preferences would be activated.

Please help