Issues signing on to outlook.com

Hello,

I'm having issues signing on to outlook.com. Either through the app or web, keep getting an error.

On the Outlook Mobile app, I get "An error occured during authentication".

On the web I get the error below.

Any suggestions appreciated.

UTC Date: 2026-05-12T19:49:17.826Z
Client Id: 
Session Id: 
Client Version: 20260501001.13
BootResult: fail
Back Filled Errors: Unhandled Rejection: SyntaxError: Failed to execute 'json' on 'Response': Unexpected end of JSON input:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|Unhandled Rejection: SyntaxError: Failed to execute 'json' on 'Response': Unexpected end of JSON input:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined|undefined:undefined
err: COMException
esrc: StartupData
et: ServerError
estack: Error: 401
at Object.w [as createStatusErrorMessage] (https://res.public.onecdn.static.microsoft/owamail/hashed-v1/scripts/owa.mailindex.06641a1a.js:1:806)
at https://res.public.onecdn.static.microsoft/owamail/hashed-v1/scripts/owa.mailindex.06641a1a.js:1:183650
st: 401
ehk: X-OWA-Error
efe: MW4PR03CA0157
reqid: a64783dc-2fed-f293-3a10-efba70b9cc2e
cv: BDANTiCGGDAkhZfLh5/96J.3.1