Windows 10 subsystem for Linux ( Ubuntu ) ( WSL ) apt-get install xxxx 指令發生錯誤 E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied) E: Unable to lock the administration directory (/var/lib/dpkg/), are you root? 解決方法

使用 Windows 10 subsystem for Linux ( WSL )
的 apt-get install xxxx 指令發生錯誤

E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)
E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?

使用下列指令可以解決：

sudo -i

指令執行後，再輸入密碼切換到 Root 模式。

sudo apt-get update

指令執行完畢，就能正常使用 apt-get install xxxx 指令了。