To ignore a Checkup from the Ignores page, click the Add Ignore button.

When the form appears, choose the Checkup you want to ignore from the Checkup drop-down list.

Using the date picker, choose the date that you want to ignore the Checkup until.

Finally, choose the site that the Checkup should be ignored on from the site drop-down list. If you want it to be ignored on all sites, choose the "global (all sites)" option.

After the form is filled out, click Save.