Created attachment 188058 [details] Sample slide (PPTX) Open the sample document in Impress and PowerPoint and notice how the two horizontal lines (red and blue, marked with yellow ellipses) are gone.
Created attachment 188059 [details] Visual comparison Impress (left) vs PowerPoint (right)
Reproducible Version: 24.2.0.0.alpha0+ (X86_64) / LibreOffice Community Build ID: 098e8d6f111ca9d7680ed1eec00522fed6487e95 CPU threads: 16; OS: Windows 10.0 Build 22621; UI render: Skia/Raster; VCL: win Locale: es-ES (es_ES); UI: en-US Calc: CL threaded
When I click on those lines in PP, the Ink Tools ribbon opens. Hm, seems to be a whole missing feature.
*** This bug has been marked as a duplicate of bug 148268 ***