Resolution of unauthorized error 401 during Office 365 migration

Microsoft Office 365 is the favorite destination of the lots of business organizations whenever they think about an appropriate cloud platform. It has become a leading player in the cloud business and several businesses are transferring their data at a rapid pace. However, at the time of migration the data, you should take care about number of precautions professionally. Otherwise, these can be several consequences in the form of unwanted errors. One such error is unauthorized error 401. According to the experts of Office 365 Support, this significant error does not even let the migration started.

The request to migration failed. The remote server returned with an error: (401) Unauthorized. The error is following as described in the below points.

If you are encountering this kind of error, then there may be numerous causes behind this issue. However, by taking Office 365 Help from the skilled professionals, you can easily eradicate this error. But, first why don’t you try to resolve this error on your own.

Have a look at the reasons behind this error:

The User ID is not similar to the UPN (user principal name)

·         If the UPN from the active directory is not similar to the office 365 account that you are using, then you might face this error.

Multi-Factor Authentication (MFA) is enabled for Office 365

·         If the multi-factor authentication enabled for an Office 365 account, then it is not straightforward for a manual method to access the mailbox without problems.

Incorrect Username or Password

·         When the spelling of the username or password in the office 365 is not correct then you can see this error.

Having no registration of the Office 365 domain with the DNS of the Microsoft

·         Several times, right after creating and office 365 account users try to start the migration. At this time, the possibility of error is very high, as the domain of the office 365 is not registered with the MS DNS.

If you are stumble upon this error, then you may try the following troubleshooting solutions to eliminate this problem.

·         Firstly, you need to update the administrator credentials.

·         Change the migration endpoint in the exchange admin center. After that, check the complete detail of the batch migration and if needed edit the necessary information.

·         Reset your administrator account password, if it is too complicated to learn or apply.

·         Allocate the Global Administrator credentials to your office 365 account.

·         At last, you can try choosing a different account of your office 365 for completing the migration.

After making all the necessary changes in the Office 365 account, the unauthorized error 401 should be terminated, and the migration should also be very smooth. But if you are still encountering the same error, then you need to get hold of Microsoft 365 Support. The available professionals at this support, have years of training and practice to handle such issues. Just grab this support and resolve this error by taking aid from professionals.  

Comments

  1. QuiTec24 November 2021 at 23:48

    You have provided valuable data for us. It is great and informative for everyone. Keep posting always. I am very thankful to you. Read more info about Microsoft 365 experts .

    ReplyDelete
  2. Magistral69924 June 2023 at 01:24

    Thank you for the information you shared. besides if you need a service with your computer the ITFUX24 is here for you. The experts has a huge experience in this field. Take the computer reparatur frankfurt service today and enjoy the discount.

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