Example profile to suppress the red alert icon on the System Preferences app icon when software updates are available (10.14.x & later)

Suppress_System_Preference_Alert_Icon.mobileconfig

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>PayloadContent</key>
	<array>
		<dict>
			<key>AttentionPrefBundleIDs</key>
			<dict/>
			<key>PayloadDisplayName</key>
			<string>System Preferences</string>
			<key>PayloadIdentifier</key>
			<string>com.github.profile.systempreferences</string>
			<key>PayloadOrganization</key>
			<string>Your Org</string>
			<key>PayloadType</key>
			<string>com.apple.systempreferences</string>
			<key>PayloadUUID</key>
			<string>3EB831E5-7916-46C1-B3F2-C02A62256DE3</string>
			<key>PayloadVersion</key>
			<integer>1</integer>
		</dict>
	</array>
	<key>PayloadDisplayName</key>
	<string>Suppress System Preferences Alert Icon</string>
	<key>PayloadIdentifier</key>
	<string>com.github.profile.systempreferences</string>
	<key>PayloadOrganization</key>
	<string>Your Org</string>
	<key>PayloadScope</key>
	<string>System</string>
	<key>PayloadType</key>
	<string>Configuration</string>
	<key>PayloadUUID</key>
	<string>93ACF4D0-84FC-4662-A8E7-3431FFD43822</string>
	<key>PayloadVersion</key>
	<integer>1</integer>
</dict>
</plist>