Microsoft account names are capitalized when clicked.

The name of Microsoft account is capitalized because when a user registers an account, the Microsoft system will automatically convert the entered account name into uppercase letters. This may be due to some technical and design considerations. Here are some possible reasons and extensions:

1. Consistency and standardization: Converting account names into uppercase letters can ensure the consistency and standardization of accounts in the system. Capital letters are easier to identify and recognize, avoiding confusion and mistakes that may be caused by inconsistent case.

2. Prevent confusion and conflict: Converting account names into uppercase letters can avoid confusion and conflict caused by inconsistent case. When searching and matching accounts, ignoring case may lead to matching errors or confusing user identities.

3. Improve readability and visibility: capital letters are easier to identify and read on the screen, especially if the font is small or fuzzy. By converting account names into capital letters, users can identify and confirm their accounts more easily.

It should be noted that this conversion is only a change in appearance and does not affect the function and use of the account. Users can use lowercase letters when entering accounts according to their personal preferences, and the system will automatically convert them into uppercase letters for display and storage.