wp theme install  <theme|zip|url>
Installs one or more themes
Arguments
| Name | Description | 
|---|
| theme|zip|url | One or more themes to install. Accepts a theme slug, the path to a local zip file, or a URL to a remote zip file | 
Options
| Name | Description | 
|---|
| --version  <version> | If set, get that particular version from wordpress.org, instead of the stable version | 
| --force | If set, the command will overwrite any installed version of the theme, without prompting for confirmation | 
| --activate | If set, the theme is activated for the current site. Note that the “network” flag has no influence on this | 
| --insecure | Retry downloads without certificate validation if TLS handshake fails. Note: This makes the request vulnerable to a MITM attack |