2.1 Minimum requirements2.1.1 Server2.1.2 Workstation2.1.3 Ports2.1.4 Execution policy2.2 Signed software2.3 Understanding installation paths2.4 Installation methods2.4.1 The PowerShell Gallery2.4.2 Trusting the PowerShell Gallery2.4.3 Installing dbatools using the PowerShell Gallery, all users2.4.4 PowerShell Gallery, local user2.4.5 PowerShell Gallery, offline install2.5 PowerShell Gallery alternatives2.5.1 Downloading a zipped archive2.5.2 Additional methods2.6 How to find and use commands, the help system, and docs.dbatools.io2.6.1 Get-Command2.6.2 Find-DbaCommand2.6.3 Get-Help2.6.4 docs.dbatools.io2.7 Updating2.7.1 PowerShell Gallery2.7.2 Alternative methods2.8 Hands-on lab