// Cache
user_pref("browser.cache.disk.enable", true);
user_pref("browser.cache.memory.capacity", -1);
user_pref("browser.cache.memory.enable", true);
user_pref("mail.imap.use_disk_cache2", true);
user_pref("privacy.clearOnShutdown.cache", false);

// View
user_pref("mailnews.display.disallow_mime_handlers", 0);
user_pref("mailnews.display.html_as", 0);
user_pref("mailnews.message_display.disable_remote_image", false);
user_pref("permissions.default.image", 1);

// Misc
user_pref("javascript.enabled", true); // needed for outlook oauth
user_pref("mail.shell.checkDefaultClient", false);