sign in error (might only be for minecraft, i dont know)

I just bought another Minecraft account and its working fine. Thank you for trying to help.

Hello jack xie,

Good to know that everything is working now.

Please do not hesitate to ask the community anytime just in case you have any questions in the future.

Thank you for contact us! I'm Anderson, an Independent Consultant and a Microsoft user like you.

good evening

try to restore the previous version of .NET to verify that it is not the problem of the last update of the .NAT

Hello jack xie,

Welcome to Xbox Community Forum. Thank you for sharing your concern with us today and we hope that all is well.

I can see that you are having issues logging in with Minecraft. Let me see how I can assist you with this concern.

However, in your isolated case, we’d like to know more about it in details so that we can provide a more accurate resolution for you. To start, please provide us information/answer on the following questions:

1. What are your device specs make and model?
   
2. Current version of Windows installed?
   
3. Was this working before?
   
4. When did the issue started?
   
5. What Edition of Minecraft you are trying to play?
   
6. Have you Migrated your account to a Microsoft?
   

Aside from andersonpassos suggestion, you may also want to check the thread answered by Greg Carmack and see if this helps. Unable to play/sign into Minecraft on Windows 10 - Microsoft Community

Please refer to the link below if you account is still not migrated.

Help with account Migration :

How to Migrate a Legacy Minecraft Account to a Microsoft Account – Home

We look forward to your response. Kindly let us know, if there is any misunderstanding or clarifications of our description by sending us a reply.

what do you mean by that..? can you show the steps