why have the facebook and youtube apps disappeared from my bt yahoo page?

[Dennis]

up until a week ago the apps for access to facebook and youtube ask and others wer at the head of my bt yahoo page why has that suddenly ceased to happen?

[Sam]

The apps were removed from the toolbar, add them back

View the tab to which you want to add content by clicking its name in the tab bar.
Click Content.
The content gallery opens below the tab bar and displays a variety of content and ways to find additional content.
From here, you can:

add content that’s already displayed by clicking the Add button next to the content you want. Click the next and previous buttons to scroll through your choices.

preview content by clicking Show Preview, which you see when the cursor is over content.

browse for content by clicking categories and then clicking the next and previous buttons to scroll through your choices.