LAPTOP i7

Disable Java on Libreoffice at Lubuntu

Lubuntu 12.04 is not shipped with Java runtime environment (JRE) installed by default. You need to install JRE via Synaptic package manager to use Java in websites or local software.
Famous office suite Libreoffice require JRE (Java Runtime Environment) to run several macros in Calc and writer. An expert user may need JRE to use some extra feature. But if you do not need JAVA then you can disable it. General uses can be done with no hasitation.

Java runtime environment required at libreoffice startup

When you run LibreOffice first it will show the warning message that says:

Libreoffice requires a Java runtime environment (JRE) to perform this task. Please install JRE and restart LibreOffice.

Click OK to go through. You may see this message at least 6 times. Every time click on OK button to start LibreOffice.

LibreOffice Tools Options

After start LibreOffice go directly to Tools menu. Click Tools, a drop down menu will appear. Click on Options.

LibreOffice Options

Click on JAVA at LibreOffice index. See that there is a TICK mark at Use a Java runtime environment text.

disable java in libreoffice

Click on the radio button of the left side of Use a Java runtime environment text. Now click on OK. Now LibreOffice will not ask for java at every next start.