when i try to update the update manager then i get a error
"The upgrade needs a total of 52.6 M free space on disk '/boot'. Please free at least an additional 52.6 M of disk space on '/boot'. Empty your trash and remove temporary packages of former installations using 'sudo apt-get clean'. " I am a beginner please help. even when i try and run sudo apt-get install cmake for open cv It says error no disk space. if i have to remove some files from /boot folder then which all files should i remove.
"The upgrade needs a total of 52.6 M free space on disk '/boot'. Please free at least an additional 52.6 M of disk space on '/boot'. Empty your trash and remove temporary packages of former installations using 'sudo apt-get clean'. " I am a beginner please help. even when i try and run sudo apt-get install cmake for open cv It says error no disk space. if i have to remove some files from /boot folder then which all files should i remove.