New Linux librtlsdr driver installation instead of rtl-sdr-blog driver (open terminal screen):
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Installation of librtlsdr:
(30-07-2024: Do not use the rtl-sdr-blog driver https://github.com/rtlsdrblog/rtl-sdr-blog as it does not support "set and get tuner bandwidth")

1.Purge the previous driver:
sudo apt purge ^librtlsdr
sudo rm -rvf /usr/lib/librtlsdr* /usr/include/rtl-sdr* /usr/local/lib/librtlsdr* /usr/local/include/rtl-sdr* /usr/local/include/rtl_* /usr/local/bin/rtl_*

2.Install the RTL-SDR Blog drivers:
sudo apt-get install libusb-1.0-0-dev git cmake pkg-config
git clone https://github.com/librtlsdr/librtlsdr/
   (REPLACES: git clone https://github.com/rtlsdrblog/rtl-sdr-blog)
cd librtlsdr
   (REPLACES: cd rtl-sdr-blog)
mkdir build
cd build
cmake ../ -DINSTALL_UDEV_RULES=ON
make
sudo make install
sudo cp ../rtl-sdr.rules /etc/udev/rules.d/
sudo ldconfig

3.Blacklist the DVB-T TV drivers:
echo 'blacklist dvb_usb_rtl28xxu' | sudo tee --append /etc/modprobe.d/blacklist-dvb_usb_rtl28xxu.conf
   (SOMETIMES: echo 'blacklist dvb_usb_rtl2832u' | sudo tee --append /etc/modprobe.d/blacklist-dvb_usb_rtl2832u.conf)

4.Reboot