Microsoft Advertising Launches Self-Service Negative Keyword Lists

"Microsoft Advertising self-serve Negative keyword lists are now live! Negative keyword lists can have up to 5000 negative keywords. Negative keyword lists can be applied at the campaign or account level. You will need to add the negatives to existing lists or create new lists."

"Negative match types will behave the same for PMax as they do for traditional Search campaigns."

Microsoft Advertising has released self-serve negative keyword lists, enabling advertisers to manage exclusions more efficiently. Each list can contain up to 5000 negative keywords and be applied at either the campaign or account level. Users can add negatives to existing lists or create new ones. Negative match types function consistently across Performance Max and traditional Search campaigns. This feature provides advertisers with greater control over keyword exclusions and campaign targeting precision.

Read at Search Engine Roundtable