Let's have our Accounts team take a look! Please send us an email at aka.ms/Minecraft-Support and we will assist. Remember to attach your Transaction ID and account name / Gamertag. ^BT

Sounds like a connection issue! What if any connection troubleshooting have you tried?

Let's get you up to our tech team to take a look into what's going on! To keep your information secure, please complete our request form at aka.ms/Minecraft-Support so we can quickly and safely assist with your question! ^TK

What exact error message are you seeing when you try signing in with your Microsoft account on your PS4? ^FF

Do you get an error message at all when attempting to sign in? If so, can you provide a screenshot or a picture of it? ^BT