需求
实现主机和虚拟机之间双向复制粘贴。
步骤
设置虚拟机为“双向”共享粘贴。
安装增强模式。
可能的报错：
Verifying archive integrity... All good.
Uncompressing VirtualBox 5.2.12 Guest Additions for Linux........
VirtualBox Guest Additions installer
Copying additional installer modules ...
Installing additional modules ...
VirtualBox Guest Additions: Building the VirtualBox Guest Additions kernel modules.
This system is currently not set up to build kernel modules.
Please install the gcc make perl packages from your distribution.
VirtualBox Guest Additions: Running kernel modules will not be replaced until the system is restarted
VirtualBox Guest Additions: Starting.
Press Return to close this window...解决方法：
sudo apt install virtualbox-guest-utils virtualbox-guest-dkms
reboot参考链接
https://blog.csdn.net/baidu_37503452/article/details/78707806