Local [device] preferences stay in effect and override the website device profiles. At times when changes do not seem to take effect or behavior is counter to expectation it is best to *Clear* these preferences (stored in the global_prefs_override.xml file). To action this, open the BOINC manager operate the red circled button, screenshot below and hit OK. The website device profile settings as attached to the specific device (default, home, school or work) will take immediate prevalence without need for the device to communicate with the project servers. Image:Bm processor prefs.png