You can pause your campaigns, ad groups or ads at any time in
If you’re running a campaign with multiple ad groups, pausing one of those ad groups will stop all of the ads within that ad group from running but will not impact the other ad groups in that campaign. If you stop running a campaign, you’ll pause all of the ad groups within it.
If you want to make edits to an existing ad, read our article
When you pause a campaign, ad group or ad, it will stop appearing on Pinterest within a short period of time. This means that you may still accumulate a very small amount of additional spend if people who previously saw your ad complete a billable action (impressions, clicks and video views). This is expected and it could take up to 48 hours for all billable actions to stop.