Debian 11
Install last software version
wget https://www.galil.com/sw/pub/debian/11/gclib_2.2.1_amd64.deb \
https://www.galil.com/sw/pub/debian/11/gcapsd_2.2.1_amd64.deb \
https://www.galil.com/sw/pub/debian/11/gdk_2.3.3_amd64.deb
sudo dpkg -i ./gclib_2.2.1_amd64.deb \
./gcapsd_2.2.1_amd64.deb \
./gdk_2.3.3_amd64.deb
rm ./gclib_2.2.1_amd64.deb \
./gcapsd_2.2.1_amd64.deb \
./gdk_2.3.3_amd64.deb