D 365 FO Command / Script to make the Development Env to Maintenance Mode

//Run the Command in Powershell

Maintenance On

C:\AOSService\PackagesLocalDirectory\bin\Microsoft.Dynamics.AX.Deployment.Setup.exe --metadatadir C:\AOSService\PackagesLocalDirectory --bindir C:\AOSService\PackagesLocalDirectory\bin --sqlserver . --sqldatabase axdb --sqluser [AXDBAdminUsername] --sqlpwd [Password] --setupmode maintenancemode --isinmaintenancemode true

Maintenance off

C:\AOSService\PackagesLocalDirectory\bin\Microsoft.Dynamics.AX.Deployment.Setup.exe --metadatadir C:\AosService\PackagesLocalDirectory --bindir J:\AosService\PackagesLocalDirectory\Bin --sqlserver . --sqldatabase axdb --sqluser [AXDBAdminUsername] --sqlpwd [Password] --setupmode maintenancemode --isinmaintenancemode false

//Run the Query on MSSQL Query browser

select Value from sqlsystemvariables a where a.PARM = 'configurationmode'

update sqlsystemvariables set VALUE = 1 where PARM = 'configurationmode'

The best result you'll get it after restarting IIS services (iisreset) cmd

Thank you,

Keep Daxing :)