You've posted your question in the section of the Community reserved for discussions about the CCleaner v6.x disk cleaning utility. If you believe that shortcuts are disappearing from new tabs in your browser after you clean your browsers and temporary files with the CCleaner utility then you've posted in the correct area of the forum.
I don't use the CCleaner browser myself; but see if the following is any help:
On 05/01/2022 at 18:50, johnccleaner said:
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You can alter this functionality by going to Menu > Settings > Advanced > Sponsored Content, ..... and unselecting "Allow sponsored content to be displayed".
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