Error 0x8019019a on Windows 10 Mail App - Microsoft Community
https://answers.microsoft.com/en-us/windows/forum/all/error-0x8019019a-on-windows-10-mail-app/c6859d2e-9adb-4a09-902f-55b610227a83
WEBSep 15, 2021 · To reset the Mail App, please go to start > Settings > Apps > Mail App > click onto it > Advanced Options > Reset. Once it has reset, please try opening the app again and try adding your account on the app. If you find you are still running into this error, please move onto the next troubleshooting method.
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