All of these sites offer great online safety advice.
Online Safety
Roblox-A quick 1 minute video to show you how to report anything bad.
Childline, online on the phone, anytime Support for you when you need it. The fastest way to reach Childline. Call for free on any phone and it won't show on the bill. Ring 0800 1111
Send an email from your Childline account and they'll reply within 24 hours.
Chat with a counsellor in a safe space online about whatever is worrying you.