Existing questions and tests
Windows or Mac specific questions
There are several questions that address this question for these operating systems. For example, windows, windows mac, and mac.
Ubuntu
This question focusses on Ubuntu, however, marked duplicate and there is no clear answer.
Test 1
I tested nbopen, but it opens the .ipynb file using jupyter-notebook and not jupyterlab
Test 2
As suggested in comments, I tried to navigate to the open with options of a .ipynb file. However, it does not contain jupyter-lab.
Question
For Ubuntu, how to open a .ipynb file using jupyterlab directly through a double click?
System specifications
Mint 20.1 and anaconda (navigator 2.0.1)
