Hello YiQuanQuek-0596,
Welcome to Microsoft Q&A forum.
Before we proceed, may I have the full message to check for you? Please remember to remove all personal information before posting.
If I'm not wrong, this message is followed by please contact Microsoft Support. This usually indicates the system detects a suspicious transaction and block it as a security measure. Please note that this is a user-to-user support forum. Moderators, contributors including external Microsoft employees cannot directly intervene in Microsoft product features or access back-end systems. Our role is limited to providing technical guidance on reported issues, requests, or ideas. In this case, please contact Microsoft Support or Xbox Support so they can help you.
- Visit this website: Contact - Microsoft Support
- Type Contact in the search box.
- Now click Get help, and Select Contact Support or Sign in to contact support below.
- Go to the Products and services tab, and choose either Microsoft 365 and Office category.
- On the Category tab, choose Technical support.
- Go to Confirm.
- You can now choose the option of Chat with a support agent on your web browser.
Thank you for your understanding.