Double Commander – Cannot load library libunrar.so! Please check your installation.

  Install  build-essential package apt install build-essential    Download UNRAR source file: http://www.linuxfromscratch.org/blfs/view/svn/general/unrar.html   Extract source file into a new folder.   Navigate to the new folder and run the following command to create the libunrar.so file: # make -f makefile-lib    Run the following command to install the libunrar.so file in /usr/lib/ # make…