itsmarttricks@mangesh:~$ sudo apt-get updateitsmarttricks@mangesh:~$ wget https://github.com/standardnotes/desktop/releases/download/v3.0.6/standard-notes-3.0.6-x86_64.AppImageitsmarttricks@mangesh:~$ ls -l standard-notes-3.0.6-x86_64.AppImageitsmarttricks@mangesh:~$ sudo chmod u+x standard-notes-3.0.6-x86_64.AppImageitsmarttricks@mangesh:~$ ls -l standard-notes-3.0.6-x86_64.AppImage