diff --git a/docs/powershell.md b/docs/powershell.md
index f11075d..6a14d75 100644
--- a/docs/powershell.md
+++ b/docs/powershell.md
@@ -36,20 +36,18 @@ Get-NetIPInterface -AddressFamily 'IPv6'
 
 </details>
 
-## IPv6-abschalten
+## IPv6
 <details>
 
-<summary>IPv6-abschalten</summary>
+<summary>IPv6-an/abschalten</summary>
 
 Schaltet IPv6 komplett ab!
-> Command: Disable-NetAdapterBinding -Name [Name der Netzwerkkarte] -ComponentID ms_tcpip6
+> Command: [Disable/Enable]-NetAdapterBinding -Name [Name der Netzwerkkarte] -ComponentID ms_tcpip6
 ```ruby
 Disable-NetAdapterBinding -Name 'eth0' -ComponentID ms_tcpip6
 ```
 
-</details>
-
-## IPv6-DHCP-abschalten
+### IPv6-DHCP-abschalten
 <details>
 
 <summary>IPv6-DHCP-abschalten</summary>
@@ -64,6 +62,7 @@ Set-NetIPInterface -InterfaceAlias 'Inside' -AddressFamily 'IPv6' -Dhcp Disabled
 Set-NetIPInterface -InterfaceIndex '3' -AddressFamily 'IPv6' -Dhcp Disabled
 ```
 
+</details>
 </details>
 
 ## Set-Networkcard-to-private
@@ -79,6 +78,14 @@ Set-NetConnectionProfile -InterfaceIndex '3' -NetworkCategory 'Private'
 New-NetRoute -DestinationPrefix '172.16.0.0/20' -InterfaceIndex '7' -NextHop '172.16.X.254' -RouteMetric '1'
 ```
 
+## Change-Serverrolle-im-DHCP
+> Command: Move-ADDirectoryServerOperationMasterRole -Identity [Ziel-DC] -OperationMasterRole [Role]
+
+> Command: SchemaMaster,RIDMaster,InfrastructureMaster,DomainNamingMaster,PDCEmulator
+```ruby
+Move-ADDirectoryServerOperationMasterRole -Identity 'DC01' -OperationMasterRole PDCEmulator
+```
+
 ## Remote-Access
 Read TrustedHosts
 ```ps