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# Windows Sysadmin

## Autostart

Windows-R Tastenkombination, anschliessend `shell:startup`

## .NET

### .NET Version herausfinden

#### Variante 1

  - In Registry nachschauen unter `HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\NET Framework Setup\NDP\v4\Full`, im Feld `release`, die 6-stellige Nummer in Klammern. (siehe auch [[https://docs.microsoft.com/en-us/dotnet/framework/migration-guide/how-to-determine-which-versions-are-installed]])
  - Release-Nummer unter [[https://docs.microsoft.com/en-us/dotnet/framework/migration-guide/how-to-determine-which-versions-are-installed#version_table]] nachschauen.

#### Variante 2

``` powershell
Get-ChildItem 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP' -Recurse | Get-ItemProperty -Name Version,Release -ErrorAction SilentlyContinue | Where-Object { $_.PSChildName -match '^(?!S)\p{L}'} | Select-Object PSChildName, Version, Release
```

## Windows Services/Dienste

### cdpusersvc deaktivieren

  - In Registry nach key `cdpusersvc` suchen. Überall bei "start" auf 4 setzen. 
  - admin-cmd öffnen, dann `pwsh`.
  - `sc config cdpusersvc type=own`
  - `nssm remove cdpusersvc`

## Shell Extensions

### Tool: ShellExView

The ShellExView utility displays the details of shell extensions installed on your computer, and allows you to easily disable and enable each shell extension.

ShellExView can be used for solving context-menu problems in Explorer environment. 

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