When you create a new Writer document, add a table, and start to write, adding an acute accent makes it jump to next cell
I can't confirm it with Version: 7.3.0.3 (x64) / LibreOffice Community Build ID: 0f246aa12d0eee4a0f7adcefbf7c878fc2238db3 CPU threads: 4; OS: Windows 10.0 Build 19044; UI render: Skia/Raster; VCL: win Locale: de-DE (de_DE); UI: de-DE Calc: CL
I found whats going, i have installed zoom and it install ibus, ibus is messing with the input, uninstalling fixes it