I am trying to Upgrade Azure Devops Server 2019 to Azure Devops Server 2020 looking for some best practice Thanks
[1040:2C34][2021-04-02T03:04:37]i000: MUX: Online feed url authoring not found
[1040:2C34][2021-04-02T03:04:37]i000: MUX: Warning Block: ProcessBlock : Please close the Azure DevOps Server Administration Console before continuing.
[1040:2C34][2021-04-02T03:04:37]i000: MUX: Online feed url authoring not found