Step 1
Log in to the machine on which Tableau Server is installed, using your full administrative rights.
Step 2
Open Command Prompt, and go to:
-
On a 32-bit machine: cd "C:\Program Files\Tableau\Tableau Server\[version]\bin"
-
On a 64-bit machine: cd "C:\Program Files (x86)\Tableau\Tableau Server\[version]\bin"
Note: Replace [version] with the version of Tableau Server that you are running.Â
Step 3
Type the tabadmin stop command to stop Tableau Services, and then type tabadmin backup {path\file name} command to perform a manual back up of the data in Tableau Server.
Note: Here, "file name" indicates the name you want to assign to your backup file, and "path" indicates the location you want to save the backup file.

Step 4
From the Start menu, go to Control Panel > Programs and Features, click Tableau Server, and then click the Uninstall button.
Step 5
When Tableau Server has been uninstalled, from the Start menu, go to Computer or Windows Explorer, and then type the following in the address bar:
-
On a 32-bit machine: C:\Program Files\Tableau\Tableau Server
       Or-
On a 64-bit machine: C:\Program Files (x86)\Tableau\Tableau Server and C:\ProgramData\Tableau\Tableau Server


Note: C:\ProgramData folder is hidden by default.
Step 6
Delete the "Tableau Server" folders.
Step 7
Go to the Tableau Software website, log in to your Customer Center account, and then download Tableau Server.
Step 8
Install Tableau Server. This step will allow you to set a new authentication method.
Important: After installing Tableau Server, a browser window will display and you will be prompted to create a new administrator account. Ignore this, and close the browser window.
Step 9
Open Command Prompt and go to:
-
On a 32-bit machine: cd "C:\Program Files\Tableau\Tableau Server\[version]\bin"
-
On a 64-bit machine: cd "C:\Program Files (x86)\Tableau\Tableau Server\[version]\bin"
Note: Replace [version] with the version of Tableau Server that you are running.
Step 10
Type tabadmin restore {path\file name} --no-config to restore the backup file without inheriting the previous configurations.
Important: After restoring your backup file, a browser window will display and you will be prompted to create a new administrator account again. Ignore this, and close the browser window.

Step 11
Open Command Prompt and go to:
-
On a 32-bit machine: cd "C:\Program Files\Tableau\Tableau Server\[version]\bin"
-
On a 64-bit machine: cd "C:\Program Files\Tableau (x86)\Tableau Server\[version]\bin"
Note: Replace [version] with the version of Tableau Server that you are running.
Step 12
Type tabadmin reset to reset Tableau Server back to a state that requires an administrator account to be set up.
Step 13
Open a browser window, and type http://localhost in the address bar to set up the administrator account for Tableau Server.
Note: If you are using Active Directory authentication, the administrator for the Tableau Server administrator account must be an existing Active Directory user.