diff --git a/docs/powershell.md b/docs/powershell.md
index cc01f39..2f8c073 100644
--- a/docs/powershell.md
+++ b/docs/powershell.md
@@ -1,6 +1,6 @@
 ## Basic-config
 
-    Set-Password, Set-Hostname, IP-Config, DNS-Config
+    Set-Password, Set-Hostname, IP-Config, DNS-Config, Firewall
 
 <details>
 
@@ -8,53 +8,59 @@
 
 #### Set-Password
 
-> Command: Get-LocalUser -Name [Username] | Set-LocalUser -Password (ConvertTo-SecureString -AsPlainText [Password] -Force)
+> Get-LocalUser -Name [Username] | Set-LocalUser -Password (ConvertTo-SecureString -AsPlainText [Password] -Force)
 ```ruby
 Get-LocalUser -Name 'Administrator' | Set-LocalUser -Password (ConvertTo-SecureString -AsPlainText 'Passw0rd' -Force)
 ```
 
 #### Set-Hostname
 
-> Command: Rename-Computer -NewName [Name der Maschine] -Restart -Force
+> Rename-Computer -NewName [Name der Maschine] -Restart -Force
 ```ruby
 Rename-Computer -NewName 'DC01' -Restart -Force
 ```
 
 #### IP-Config
 
-> Command: New-NetIPAddress -InterfaceIndex [Index des Interfaces] -AddressFamily [IPv4/IPv6] -IPAddress [IP-Adress] -PrefixLength [SNM / Prefix] -DefaultGateway [IP-Adresse des Default-Gateway]
+> New-NetIPAddress -InterfaceIndex [Index des Interfaces] -AddressFamily [IPv4/IPv6] -IPAddress [IP-Adress] -PrefixLength [SNM / Prefix] -DefaultGateway [IP-Adresse des Default-Gateway]
 ```ruby
 New-NetIPAddress -InterfaceIndex 3 -AddressFamily IPv4 -IPAddress '172.16.7.100' -PrefixLength '255.255.255.0' -DefaultGateway '172.16.7.254'
 ```
 
 #### DNS-Config
 
-> Command: Set-DnsClientServerAddress -InterfaceIndex [Index des Interfaces] -ServerAddresses ("[IP-Adresse primärer DNS]","[IP-Adresse sekundärer DNS]")
+> Set-DnsClientServerAddress -InterfaceIndex [Index des Interfaces] -ServerAddresses ("[IP-Adresse primärer DNS]","[IP-Adresse sekundärer DNS]")
 ```ruby
 Set-DnsClientServerAddress -InterfaceIndex '3' -ServerAddresses ('172.16.7.11','172.16.7.12')
 ```
 
+#### Firewall-on/off
+
+> netsh advfirewall set allprofiles state [off/on]
+```ruby
+netsh advfirewall set allprofiles state off
+```
+
 </details>
 
 ## Interface Options
 
-    Infos auslesen, IPv6 on/off, DHCPv6 on/off, Networkmode [Public,Private,Domain]
+    Infos auslesen, IPv6 on/off, DHCPv6 on/off, Networkmode [Public/Private/Domain]
 
 <details>
 
 <summary>Expand</summary>
 
 #### Adapterinfos auslesen [Name/Index/Ip-Adress]
-    IPv6   -AddressFamily 'IPv6'
-    IPv4   -AddressFamily 'IPv4'
 
+> Get-NetIPInterface -AddressFamily [IPv4/6]
 ```ruby
 Get-NetIPInterface
 ```
 
 #### IPv6-an/abschalten
 
-> Command: [Disable/Enable]-NetAdapterBinding -Name [Name der Netzwerkkarte] -ComponentID ms_tcpip6
+> [Disable/Enable]-NetAdapterBinding -Name [Name der Netzwerkkarte] -ComponentID ms_tcpip6
 ```ruby
 Disable-NetAdapterBinding -Name 'eth0' -ComponentID ms_tcpip6
 ```
@@ -64,18 +70,18 @@ Enable-NetAdapterBinding -Name 'eth0' -ComponentID ms_tcpip6
 
 #### IPv6-DHCP-abschalten
 
-> Command: Set-NetIPInterface -InterfaceAlias [Name der Netzwerkkarte] -AddressFamily [IPv4/IPv6] -Dhcp Disabled
+> Set-NetIPInterface -InterfaceAlias [Name der Netzwerkkarte] -AddressFamily [IPv4/IPv6] -Dhcp Disabled
 ```ruby
 Set-NetIPInterface -InterfaceAlias 'Inside' -AddressFamily 'IPv6' -Dhcp Disabled
 ```
-> Command: Set-NetIPInterface -InterfaceIndex [Index der Netzwerkkarte] -AddressFamily [IPv4/IPv6] -Dhcp Disabled
+> Set-NetIPInterface -InterfaceIndex [Index der Netzwerkkarte] -AddressFamily [IPv4/IPv6] -Dhcp Disabled
 ```ruby
 Set-NetIPInterface -InterfaceIndex '3' -AddressFamily 'IPv6' -Dhcp Disabled
 ```
 
 ## Set-Networkcard-to-private
-Profil der Netzwerkkarte auf Privat umstellen (Firewall)
-> Comman: Set-NetConnectionProfile -InterfaceIndex [Index der Netzwerkkarte] -NetworkCategory "Private"
+
+> Set-NetConnectionProfile -InterfaceIndex [Index der Netzwerkkarte] -NetworkCategory [Public/Private/Domain]
 ```ruby
 Set-NetConnectionProfile -InterfaceIndex '3' -NetworkCategory 'Private'
 ```
@@ -88,14 +94,6 @@ 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-AD
-> Command: Move-ADDirectoryServerOperationMasterRole -Identity [Ziel-DC] -OperationMasterRole [Role]
-
-> Rollen: SchemaMaster,RIDMaster,InfrastructureMaster,DomainNamingMaster,PDCEmulator
-```ruby
-Move-ADDirectoryServerOperationMasterRole -Identity 'DC01' -OperationMasterRole PDCEmulator
-```
-
 ## Remote-Access
 Read TrustedHosts
 ```ps
@@ -125,7 +123,20 @@ Invoke-Command –ComputerName [IP bzw. FQDN] –Credential [User] –Command {[
 Invoke-Command –ComputerName [IP bzw. FQDN] –Credential [User] –ScriptBlock {[Befehle]}
 ```
 
-## Add-User
+## AD Set-Serverroll, Join-Domain, Add-User
+
+<details>
+
+<summary>Expand</summary>
+
+#### Change-Serverrolle-im-AD
+> Move-ADDirectoryServerOperationMasterRole -Identity [Ziel-DC] -OperationMasterRole [SchemaMaster/RIDMaster/InfrastructureMaster/DomainNamingMaster/PDCEmulator]
+> Move-ADDirectoryServerOperationMasterRole -Identity [Ziel-DC] -OperationMasterRole [0/1/2/3/4]
+```ruby
+Move-ADDirectoryServerOperationMasterRole -Identity 'DC01' -OperationMasterRole PDCEmulator
+```
+
+#### Add-User
     New-ADUser -Name [Vor Nachname] `
     -GivenName [Vorname] `
     -Surname [Nachname] `
@@ -139,6 +150,7 @@ Invoke-Command –ComputerName [IP bzw. FQDN] –Credential [User] –ScriptBloc
 New-ADUser -Name "John Doe" -GivenName "John" -Surname "Doe" -SamAccountName "jdoe" -UserPrincipalName "jdoe@yourdomain.com" -Path "OU=Users,DC=yourdomain,DC=com" -AccountPassword (ConvertTo-SecureString "P@ssword1" -AsPlainText -Force) -Enabled $true
 ```
 
+</details>
 
 > Command:  
 ```ruby