Installation configuration and troubleshooting of PDF reader in ubuntu

The installation and configuration of the PDF reader in ubuntu and the error solution will introduce the okular PDF reader in ubuntu [& amp; #712; & amp; #596; kj & amp; #601; l & amp; #601;] Chinese means that the eye software will make you fall in love with him. Step 1: install... ubuntu PDF reader installation configuration and error solution for everyone to introduce the ubuntu PDF reader okular [character kj character l character] Chinese meaning that this software is used to make you fall in love with him. Step 1: install sudo apt-get install okular step 2: Press the F6 shortcut to open the annotation function. you will find it amazing. Step 3: If the Chinese configuration is displayed after installation, try as follows. if there is no problem, skip this step. Enter sudo apt-get install poppler-data in terminal. if not, enter sudo apt-get install poppler-utils again, it may be because some pdf files do not explicitly specify the font, and the system will display the text in English by default, resulting in a failure to display the Chinese font! Solution: sudo vi/etc/fonts/conf. d/49-sansserif.conf Sans-serif Change Monospace If the modified monospace font still cannot be displayed, you can change it to!