SETCOUNTER in BOOK changes page numbers as well as directions—odd pages are right pages and vice versa. This is an example.
\documentclass{book}
\title{TEXT}
\author{TEXT}
\date{TEXT}
\begin{document}
\frontmatter
\maketitle
EMPTY PAGE
\thispagestyle{empty}\clearpage
SECOND PAGE: MUST BE RIGHT BUT LEFT SO INCORRECT
\setcounter{page}{2}\clearpage
EMPTY PAGE
\thispagestyle{empty}\clearpage
THIRD PAGE: MUST BE RIGHT AND RIGHT SO CORRECT
\setcounter{page}{3}
\mainmatter
\chapter{TEXT}
TEXT
\end{document}
I must insert an empty page and use the third page as Page ii, which must be a right page. Is an even-but-right page or an odd-but-left page available?
SECOND PAGE: MUST BE RIGHT BUT LEFT SO INCORRECTis on a right page with page numberiiso I see no problem. How are you viewing your PDF? Iirc you want to have your titlepage separated and from then on a double-page view… – TeXnician Feb 12 '19 at 07:38iiis wrong. – Ulrike Fischer Feb 12 '19 at 09:11\@openright) to switch between one-sided and two-sided pages. I'm not sure how to get an even page number on a right-hand page, and am currently unable to experiment. – barbara beeton Feb 12 '19 at 17:39