For website with dedicated 404 Page eg. /404/
How to build the report for 404 errors from internal links yourself
- Go to Customization > Custom Reports in Google Analytics and click on +New Custom Report.
- Select the report type Flat table.
- Select the dimensions Page, Previous Page Path and Page Title.
- Select the metric Unique Pageviews.
- Add a filter that excludes the value (entrance) for the dimension Previous Page Path. This filter makes sure that only 404 errors that were preceded by a page view on your own website (and thus caused by an internal link) show in the report.
- Add a Regex filter for the page title that contains the expression that helps you identify your 404 error page (“404” in the example below, but it could also be “page not found” or something else, depending on the title tag of your 404 error page).
How to build the report for 404 errors from external links yourself
- Go to Customization > Custom Reports in Google Analytics and click on +New Custom Report.
- Select the report type Flat table.
- Select the dimensions Page, Full Referrer and Page Title.
- Select the metric Unique Pageviews.
- Add a filter that includes the value (entrance) for the dimension Previous Page Path. This filter makes sure that only 404 errors that were not preceded by a page view on your own website (and instead caused by an external link) show in the report.
- Add a Regex filter for the page title that contains the expression that helps you identify your 404 error page (“404” in the example below, but it could also be “page not found” or something else, depending on the title tag of your 404 error page).
For website with current page as 404 Page
How to build the report for 404 errors from internal links yourself
- Go to Customization > Custom Reports in Google Analytics and click on +New Custom Report.
- Select the report type Flat table.
- Select the dimensions Page, Previous Page Path and Page Title.
- Select the metric Unique Pageviews.
- Add a filter that includes the value "Page Title of 404 page" for the dimension Page Title.
How to build the report for 404 errors from external links yourself
- Go to Customization > Custom Reports in Google Analytics and click on +New Custom Report.
- Select the report type Flat table.
- Select the dimensions Page, Full Referrer and Page Title.
- Select the metric Unique Pageviews.
- Add a filter that includes the value "Page Title of 404 page" for the dimension Page Title.
