Phpcms Column List page title label where? Title is the project name-seo title, preceded by the project name-How to remove

Phpcms Column List page title label where? Title is the project name-seo title, the name of the project is automatically added before-How to remove?
Column page shows the title of the site, plus column title. You look at the top title of header.html and find
{$SEO [' site_title '} This is the title of the site, it should be the name of the column you said it is OK to remove
{if isset ($SEO [' title ']) &&!empty ($SEO [' title '])} {$SEO [' title ']} {/if} {$SEO [' Site_title ']}
For example, I this is the column name + website name, removed is the column name
Of course, you can also modify the PHP file, but it is not recommended

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