怎样在系统上使用Ubuntu专业版

获取Ubuntu Pro 免费个人订阅

在Ubuntu注册账号，获取 Livepatch 订阅号，使用该订阅号，可以免费在五台系统上使用Ubuntu专业版。

在系统上使用Ubuntu Livepatch

系统会返回如下：

silky-cn@ubuntu:~$ sudo ua attach[你的订阅号]
Enabling default service esm-infra
Updating package lists
Ubuntu Pro: ESM Infra enabled
Enabling default service livepatch
Installing snapd
Updating package lists
Installing canonical-livepatch snap
Canonical livepatch enabled.
This machine is now attached to ‘Ubuntu Pro – free personal subscription’
SERVICE ENTITLED STATUS DESCRIPTION
esm-infra yes enabled Expanded Security Maintenance for Infrastructure
fips yes disabled NIST-certified core packages
fips-updates yes disabled NIST-certified core packages with priority security updates
livepatch yes enabled Canonical Livepatch service
usg yes disabled Security compliance and audit tools
NOTICES
Operation in progress: pro attach
Enable services with: pro enable <service>
Account: [你的账号邮箱号码]
Subscription: Ubuntu Pro – free personal subscription

在系统上启用Livepatch

查询Ubuntu 是否启用livepatch状态

使用命令：

启用Livepatch，将返回如下：

One moment, checking your subscription first

Livepatch is already enabled.

查询Ubuntu pro 的状态

使用命令：

将返回如下：