LibreOffice 7.6 Help
Choose Slide - Slide Properties.
Choose Slide - Slide Properties and then click the Slide tab.
Choose Slide - Slide Properties and then click the Background tab.
Choose Slide - Layout.
Choose Slide - Change Slide Master.
Choose Slide - Change Slide Master - Load.
Choose Slide - New Slide.
འདི་གུ་ གསལ་སྟོན་ ཕྲ་རིང་ ཨེབ་གཏང་།
New Slide