LRFVIEWER(1) calibre LRFVIEWER(1) NAME lrfviewer - lrfviewer lrfviewer [options] book.lrf Read the LRF e-book book.lrf Whenever you pass arguments to lrfviewer that have spaces in them, enclose the arguments in quotation marks. For example: "/some path/with spaces" [VALKOSTIR] --disable-hyphenation Disable hyphenation. Should significantly speed up rendering. --help, -h syna thessi hjalparskilabodh og haetta --profile Profile the LRF renderer --verbose Birta vidhbotarupplysingar um myndgerdharferlidh --version syna utgafunumer forrits og haetta --visual-debug Turn on visual aids to debugging the rendering engine --white-background By default the background is off white as I find this easier on the eyes. Use this option to make the background pure white. AUTHOR Kovid Goyal COPYRIGHT Kovid Goyal 8.7.0 juli 18, 2025 LRFVIEWER(1)