diff --git a/%E7%9F%A5%E8%AD%98%E5%BA%AB.md b/%E7%9F%A5%E8%AD%98%E5%BA%AB.md
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--- a/%E7%9F%A5%E8%AD%98%E5%BA%AB.md
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@@ -1,13 +1,3 @@
-# Windows
-
-## OpenSSH
-
-### 將 OpenSSH 的預設工具改為 Powershell
-
-```powershell
-New-ItemProperty -Path "HKLM:\SOFTWARE\OpenSSH" -Name DefaultShell -Value "C:\Program Files\Git\bin\bash.exe" -PropertyType String -Force
-```
-
 ## Hyper V
 
 ### 啟用 KVM