When your Web site revision or replacement of the wordpress permalink format, most worried about is some of the articles or the old URL of the page to a new URL does not modify the outside, resulting in failure to form a dead link chain. After a couple of days ago to replace the fixed link with a 404 page website you want to record demand, so in wordpress plugin library found inside this plug-in, called 404 Solution can be effective as a 404 solution.
Plugin description
404 Solution page will not error (404) redirect to the page and record the presence of errors found. You can also automatically create a redirect URL based on the best match of visitors are most likely trying to access.
Plug-in feature
- Highly configurable - a specific 404 URL redirect to any existing page.
- According to visitors are most likely to try to access the URL redirect is automatically created.
- Get a list of 404 occurred.
- View 404 logs and redirection, including referrer data.
- Compatible WooCommerce- support pages, posts, products, and custom post types.
- Display page list of suggestions (any page can be custom 404 pages) on the short code with a custom 404 page.
- The basic plug-usage statistics.
- Deleted automatically redirected URL matches the new pages or new posts.
- After the manual and automatic redirection is no longer used, it will automatically delete them.
- According to redirect the regular expression, and contains query data.
- 404 to convert traffic by providing a better browsing experience for visitors, and eliminate 404 errors on your website.
Screenshot plug
plug-in automatically records the 404 page views Record your site, you can see a detailed logs. 
Which can be set to automatically set whether to automatically create a 404 page jump, you can also set how long jump had not deleted the record. 
Jump support to create their own rules, but also supports regular expressions regular jump. 
Foreign WordPress site can search directly from the background 404 Solution installed, the domestic server can be downloaded from the following URL to find ways to plug the archive upload installation.