fe.settings:getUserBoardSettings - non array given[os] - Endchan Magrathea
Anonymous
No. 1131 [Open] [Reply]
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And if you're using a beta version or one with a "MOZ_TELEMETRY_ON_BY_DEFAULT", telemetry is perma-on, so be careful.
firefox-52.0esr/modules/libpref/preferences.cpp