If you’re running kernel 6.1.21, you must have the matching kernel headers installed. Since the linux-headers-raspi package cannot be found, try the following steps:
sudo apt install raspberrypi-kernel-headers
If you’re running kernel 6.1.21, you must have the matching kernel headers installed. Since the linux-headers-raspi package cannot be found, try the following steps:
sudo apt install raspberrypi-kernel-headers