Edit file File name : org.a11y.brlapi.policy Content :<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE policyconfig PUBLIC "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN" "http://www.freedesktop.org/standards/PolicyKit/1.0/policyconfig.dtd" > <policyconfig> <vendor>The BRLTTY Developers</vendor> <vendor_url>http://brltty.com/</vendor_url> <action id="org.a11y.brlapi.write-display"> <description>Write to the braille display</description> <message>Privileges are required to access the braille display</message> <defaults> <allow_any>no</allow_any> <allow_inactive>no</allow_inactive> <allow_active>yes</allow_active> </defaults> </action> </policyconfig> Save