@MojangSupport I also have not been able to sign into my Microsoft account in Minecraft since the update came out I keep getting the same error says "we tried to sign you in but something failed." it never says what failed.
1
Replying to @Nickberling17
Please check your parental settings to make sure that cross-platform permissions have been granted. You can verify that in your account at Xbox.com. ^EG

Dec 27, 2019 · 3:25 AM UTC

2