SoftMaker.com

And here is a screen shot of the 1st page in TextMaker

Thanks for your reply ! Under Windows10, I use Firefox, but the problem arises also with Chrome. I cannot give you the url of the newspaper page, because it requires a paid subscription. But the problem come also with plenty other sites. For example, on a free access site : http://www.droitbelge.be/...

When I paste into Textmaker a text from a website, an unexpected page break frequently occurs in some portion of the text.
A partial solution I use is to apply "normal" from the Paragraph Style, but it destroys the formatting of the subsequent headers in the text.

Another way ?

I'm accustomed working with shortcuts in my old xls program. Unfortunately, I don't find similar ones in Planmaker. Such as : - ctrl+C for copying contents of a cell, then an Enter to paste it on another cell - ctrl+R for duplicating contents of a cell to the neighbouring cell on the right - ctrl+D ...