Why I try to open Base, it says "JRE required". How can I fix that?

I just installed Libre office and when I click on Base, I get a message saying "JrE required. Why


Because LO Base requires Java to operate (under most circumstances). In future please search for answers on a subject before asking. This question comes up multiple times per week.

What you need to install depends upon your OS & the LO you have installed. Please see my answer here for further info - click here.

If this answers your question please tick the :heavy_check_mark: (upper left area of answer). It helps others to know there was an accepted answer.