Unable To Validate Application User Pool Account Please Verify The Credentials While Installation

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Unable to validate Application user Pool Account Please verify the credentials.

Root Cause: This error usually occurs if using the ApplicationPool username as "service account" without proper permissions


Resolution: According to pre-requisites, the user needs to have the following rights,

  1. The Application Pool user needs to have the following rights in the Local Computer Policy:
    • Log on as a batch job.
    • Log on as Service

  1. In few scenarios, Log on as batch job permission settings are not compatible, In that case, check with the IT team for better assistance

  1. Another workaround is to run the upgrade using "Application Pool Identity" and after successful installation, change to the service account.