Hi, @aXcelio
Thank you for posting in Microsoft Q&A forum.
First, we have to make sure the UserDomain, UserID, and UserPassword are typed correctly.
Then, after the deployment share has been configured, it needs to be updated.
1. In the Deployment Workbench, right-click the MDT Build Lab deployment share and select Update Deployment Share.
2. Use the default options for the Update Deployment Share Wizard.
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