hotmail smtp it work for one email and it doesn’t for another one

Good morning, i’m using the plugin with hotmail.it
The problem is that it works with this email: [email protected] but it doesn’t work with this email: [email protected]
So with the last one it say to me:
`Versions:
WordPress: 5.7.1
WordPress MS: No
PHP: 7.3.27
WP Mail SMTP: 2.7.0

Params:
Mailer: smtp
Constants: No
ErrorInfo: SMTP Error: Could not authenticate.
Host: smtp.live.com
Port: 587
SMTPSecure: tls
SMTPAutoTLS: bool(false)
SMTPAuth: bool(true)

Server:
OpenSSL: OpenSSL 1.1.1k 25 Mar 2021

Debug:
Mailer: Other SMTP
SMTP Error: Could not authenticate.

SMTP Debug:
2021-04-21 09:58:28 Connection: opening to smtp.live.com:587, timeout=10, options=array()

2021-04-21 09:58:28 Connection: opened

2021-04-21 09:58:28 SERVER -> CLIENT: 220 ZR0P278CA0033.outlook.office365.com Microsoft ESMTP MAIL Service ready at Wed, 21 Apr 2021 09:58:28 +0000

2021-04-21 09:58:28 CLIENT -> SERVER: EHLO demo.taxitransferbellagio.com

2021-04-21 09:58:28 SERVER -> CLIENT: 250-ZR0P278CA0033.outlook.office365.com Hello [93.95.216.56]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-STARTTLS250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8

2021-04-21 09:58:28 CLIENT -> SERVER: STARTTLS

2021-04-21 09:58:28 SERVER -> CLIENT: 220 2.0.0 SMTP server ready

2021-04-21 09:58:29 CLIENT -> SERVER: EHLO demo.taxitransferbellagio.com

2021-04-21 09:58:29 SERVER -> CLIENT: 250-ZR0P278CA0033.outlook.office365.com Hello [93.95.216.56]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-AUTH LOGIN XOAUTH2250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8

2021-04-21 09:58:29 CLIENT -> SERVER: AUTH LOGIN

2021-04-21 09:58:29 SERVER -> CLIENT: 334 VXNlcm5hbWU6

2021-04-21 09:58:29 CLIENT -> SERVER: [credentials hidden]

2021-04-21 09:58:29 SERVER -> CLIENT: 334 UGFzc3dvcmQ6

2021-04-21 09:58:29 CLIENT -> SERVER: [credentials hidden]

2021-04-21 09:58:34 SERVER -> CLIENT: 535 5.7.3 Authentication unsuccessful [ZR0P278CA0033.CHEP278.PROD.OUTLOOK.COM]

2021-04-21 09:58:34 SMTP ERROR: Password command failed: 535 5.7.3 Authentication unsuccessful [ZR0P278CA0033.CHEP278.PROD.OUTLOOK.COM]

SMTP Error: Could not authenticate.

2021-04-21 09:58:34 CLIENT -> SERVER: QUIT

2021-04-21 09:58:34 SERVER -> CLIENT: 221 2.0.0 Service closing transmission channel

2021-04-21 09:58:34 Connection: closed

SMTP Error: Could not authenticate.`

Why? the emails are both hotmail.it

Thanks
Davide