I am able to insert a comment but have not got the option to open previous comments
I also have issues with my computer, help me.
Your question contains as much information as my plea. So read these guidelines and edit your question to explain what you want to do, how you do it and what goes wrong. Don’t forget to mention OS name, LO version and format under which your save your file.
Also retag your question to replace common (=problem occurring in all apps of the suite) with one of writer, calc, impress, … corresponding to the component you use. Press Enter twice to exit retag mode.
Please do not use Add Answer but edit your original question to enhance the details of your question (answers are reserved for solutions to a problem on this Q&A site).