Can't get into Realms on Minecraft: Java Edition? Due to GDPR (http://minecraft.net/privacy/gdpr/ ) users under the age of 16 need parental consent to play on Realms. To set up parental consent on an account, visit http://minecraft.net/update-account .
I'm sorry to hear you're having trouble. If you can't submit a request via our help site, please reach out to us via email at support@minecrafthelp.zendesk.com. ^RS