Forum Discussion

Copper Contributor

Jun 25, 2020

Solved

Teams default log in details

Is there a way to change how Teams pulls it's log in information? We have a company domain - internal.companyA.co.uk but use a completely different suffix companyB.com for email via 365. When Teams...

microsoft teams

ChristianBergstrom
Jun 28, 2020
stewietm Hey, as far as I know Teams will always try and log into the domain-joined PC account. But you can use the following registry key to turn off pre-population of the UPN in the sign-in prompt.

Computer\HKEY_CURRENT_USER\Software\Microsoft\Office\Teams
SkipUpnPrefill (REG_DWORD) 0x00000001 (1)

For reference and guidance.

'Teams will always log into the domain-joined PC account'
https://docs.microsoft.com/en-us/microsoftteams/troubleshoot/known-issues/teams-defaults-to-domain-joined-account

'Sign in to Microsoft Teams using modern authentication'
https://docs.microsoft.com/en-us/microsoftteams/sign-in-teams

ChristianBergstrom

Silver Contributor

Jun 28, 2020

stewietm Hey, as far as I know Teams will always try and log into the domain-joined PC account. But you can use the following registry key to turn off pre-population of the UPN in the sign-in prompt.

Computer\HKEY_CURRENT_USER\Software\Microsoft\Office\Teams
SkipUpnPrefill (REG_DWORD) 0x00000001 (1)

For reference and guidance.

'Teams will always log into the domain-joined PC account'

https://docs.microsoft.com/en-us/microsoftteams/troubleshoot/known-issues/teams-defaults-to-domain-joined-account

'Sign in to Microsoft Teams using modern authentication'

https://docs.microsoft.com/en-us/microsoftteams/sign-in-teams