![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgk0lXT8_3kCvlVDRxpx0br4Bn9eoNj9ZvycsGTueBo2IukBYUkXalNo1t8_j_1fL1MXp8qTLyU-75W0gjtcIz1spmTQ0sUeKu7jZ9UEihbZodu42IFD4cEozzJ6yL70uFPN6gICcU7CQTl/s640/2016-02-29_19h16_09.png)
ubuntu灌完後會自動啟動「訪客作業階段」,圖形介面沒有關閉它的選項,如果要關閉它必須手動修改設定檔。接下來的教學為了大眾化,部分步驟是讓不會打指令的玩家比較方便,高手請自動觀看重點。
1. 打開Ubuntu 軟體中心,搜尋「gksu」並安裝:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2nnw7ZBgU-l8bZJl4R33v_SQJpozFoEMnEYsbbAYdKRjKz7PnrHPqarAyi-hLp_tAHiX7u6DUpnMDHre6YzujZqr1u6daYa3pBGRNRPuuvzrghVzQCfW_UNmDsZ1It50Elt0aNpZvyZEc/s400/2016-02-29_19h37_26.png)
2. 同時按下 ctrl + alt + T 打開 "Terminal" 並執行以下指令:
gksu gedit /etc/lightdm/lightdm.conf
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjY4Zy1fjKXfG1RSVUxTJbSwuK9ZYc7JNCcwFQQa9HtxV2Cx7ODX3657BjOtmV6HMmK2iWIGKHx046GNfiHh5LOnhCYWt9iWLdVgNo1l4vEAMFH2RicYckoU28XjxpiM2563GLoOkZkR_aH/s640/2016-02-29_19h39_02.png)
3. 執行後會跳出下列視窗,請輸入你的密碼才能執行:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFaDwr4RKG-v4S0VBos2GFbTaysBAAvPqB45NOA_UEbp0po3EjrGPirm0PtcBC0fDLDuF5GqFp7aZ-xmFeeu9nWziZ7vu6dOcV3Jbs2PzFYXPj4T14a3Jiv8QbBl8pvtxOGk593MHrgXsO/s400/2016-02-29_19h52_35.png)
4. 如果開起來是空的請新增以下三行,反之只要新增第三行就好,輸入完之後按儲存:
[SeatDefaults] greeter-session=unity-greeter allow-guest=false像我裡面原本就有設定資料了,那我只要新增第三行就好。
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgz_wcfef44olPnLV5jGqATVhhk6C85Yu05fi-fyLTb1mSdW9g3haz4AnTKJ-nNdkS4pcRuw-5sfzX2SKbBRUSBasxntnnlvqOH6_kUZ18K-t-fJXqdUoXRGJa3F-Iz3niWIJYtu0QT06Ir/s640/2016-02-29_19h59_59.png)
5. 重新開機後就可以看到「訪客作業階段」已經不見了:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXRcXe4dGZ0SAk_zM_nu9zi9jmpcxDyU2yLa4Mh9m3Ksk5-XWl9umFHbobcE2iK_kRB9VgC_p3Nisb1MjorKMt1xpdqQWNKcyrKil0wPajZANk9t4lm24BbkAj_AqcBvmDGf7txfDcv2-Y/s640/2016-02-29_20h02_49.png)
參考來源:http://tipsonubuntu.com/2015/04/28/disable-guest-session-ubuntu-15-04/
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