Such kind of sign-in issues with X-Box or other gaming platforms are really very common as the users are getting very commonly. To resolve these issues like Sign In 0x87dd0006 that must be removed by them.
If you're experiencing that error message on your Xbox account I would suggest checking their official support page to help you. The link you provided is a possible 3rd party technical support. Here's Xbox's official page to help you with this issue.
If it's related to the Trend Micro program, you may try to disable it and check if the issue occurs to do that please follow the steps below: