5D7L8-ZQXSA-2L5D4-4UFB4-PWDLA 或77NVU-D9G5T-79ESS-V9Y6X-JMVGA ELBMU-ZFYMV-2HC77-73M46-UL4TA97KLJ-VBTAL-T7GN2-K29PS-ANXCA45YV6-WXWMJ-NPAAV-HWD7Q-W5HVAL76HR-6428G-Q8JAX-7PSSH-ZWYKAEQ48W-C5MQJ-44A2K-5GB2T-NECWA
sudo apt-get update
sudo apt-get install x11vnc
x11vnc -storepasswd
x11vnc -auth guess -once -loop -noxdamage -repeat -rfbauth ~/.vnc/passwd -rfbport 5900