Thanks for the summary.

Thanks for the summary.
One feature does not work:
6 – Adding Messages Before and After PrintingHere is my working Google Blogger printfriendly css to remove right sidebar and scale main post body to A4 paper size.
Scaling is tricky with Blogger themes./* START PRINT FRIENDLY */
@media print {
.author-bio, #breadcrumbs, .blog-pager, #decomments-form-add-comment, .feed-links, #footer, .footer, .footer-outer, #header-widgets, nav, .sidebar, #sidebar, #header, .sidebar div div, .content-ads, .make-comment, .heading, .related-posts, .body #navbar, .Navbar, .meta, .main-inner .fauxcolumn-right-outer, .main-inner .column-right-outer, .navigation, .noprint, .post-byline, .meta-single, .post-tags, .readability, .site-title img
{
display: none !important;
}
.main-inner .fauxcolumn-right-outer {
padding-right: 0px;
width: 0px;
}
.main-inner .column-right-outer {
padding-right: 0px;
width: 0px;
}
.main-inner .columns {
padding-right: 0px;
width: 100%;
}
/* PRINT Avoid breaking images in the middle */
p {
page-break-inside: avoid;
}
/* PRINT Inhaltsbreite setzen */
@page {
size:210mm 297mm; /* portrait */
margin: 1.5cm;
}
/* PRINT SAVE INK: Set fontsize, background white and font black.*/
body, .content, .post-outer, html .main-inner .date-outer, .body-fauxcolumns, .content-fauxcolumns {
font: 18pt Georgia, "Times New Roman", Times, serif;
line-height: 1.3;
background: #fff !important;
color: #000 !important;;
}h1 {
font-size: 24pt;
}h2, h3, h4 {
font-size: 16pt;
margin-top: 25px;
}
}
/* END PRINT FRIENDLY */

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