sudo apt remove linux-lowlatency

 $ sudo apt remove linux-lowlatency

[sudo] password for dhwan: 

Reading package lists... Done

Building dependency tree       

Reading state information... Done

The following package was automatically installed and is no longer required:

  linux-headers-lowlatency

Use 'sudo apt autoremove' to remove it.

The following packages will be REMOVED:

  linux-lowlatency

0 upgraded, 0 newly installed, 1 to remove and 21 not upgraded.

After this operation, 18,4 kB disk space will be freed.

Do you want to continue? [Y/n] y

(Reading database ... 309977 files and directories currently installed.)

Removing linux-lowlatency (5.4.0.65.68) ...

$ sudo apt autoremove

Reading package lists... Done

Building dependency tree       

Reading state information... Done

The following packages will be REMOVED:

  linux-headers-lowlatency

0 upgraded, 0 newly installed, 1 to remove and 21 not upgraded.

After this operation, 18,4 kB disk space will be freed.

Do you want to continue? [Y/n] y

(Reading database ... 309974 files and directories currently installed.)

Removing linux-headers-lowlatency (5.4.0.65.68) ...