To insert a YouTube video in an article of the WHMCS knowledge base, you need to insert following HTML code:

<iframe src="https://www.youtube.com/embed/123456789" width="420" height="315"></iframe>
Hasznosnak találta ezt a választ? 0 A felhasználók hasznosnak találták ezt (0 Szavazat)

Legnépszerűbb cikkek

How to add a favicon in WHMCS

To add a favicon to your WHMCS install: copy your favicon (myfavicon.ico) in WHMCS folder...
How to comment in template (.tpl) files

If you need to insert a comment in a .tpl file, or comment a block of code to disable it, you...
How to disable a customer to pay invoices partly with credit balance

in WHMCS if a customer has not enough credit balance for full payment of an invoice, WHMCS allows...
How to add a cookie bar to WHMCS

In order to add a cookie bar to your own installation of WHMCS: copy somewhere on your WHMCS...
How to insert a link in a language variable

To insert a link in a language variable in an override language file, use following sample...