When a visitor visit such a page that does not exist in your website, then they receive 404 not found error. Well this error can also be caused due to many other reasons. Perhaps you have published some page and then deleted that page. In such case google bots will find that your published page has now become 404 not found, which is not good for website SEO.
There are two main scenarios that arise-
1. If someone deliberately visit your website page which does not exist. Then its ok. This condition will not affect your website seo. In such case we suggest you to show the 404 not found page instead of redirecting your page to homepage.
2. You have changed the permalinks of your post. This can also cause 404 error. But thanks to Yoast seo. It can easily handle 301 redirect problems. You will not have to worry even if you change the permalinks. But you should not change the permalinks unless it is important.
By default wordpress shows default 404 not found page which is not so appealing. But you can easily customize the not found page using these plugins. Here is the list of 6 Best Free 404 Redirect Plugins for WordPress website.
You can use this plugin to redirect any 404 page to any other page you want. You can also get email notifications when a 404 page is loaded. It easily notifies you of every redirected link. This plugin is easy, light weight and free forever.
This is another very popular and free redirection plugin. It also have inbuilt 404 error monitoring process which can easily allows you to track the 404 and 301 redirect pages. If you have accidentally changed the permalink of any page, this plugin can easily handle the 301 redirection also. You can also manually add the 301, 302, 307 and many other type of redirections.
Another nice 404 plugin based on Genesis framework. Just you need to customize the 404 page in this plugin. This plugin is developed and contributed by Bill Erickson and Gary Jones. After installation just go to Dashboard>>>Genesis>>>404 page to customize you 404 template.
A very nice and simple 404 redirection page plugin for wordpress websites. This plugin is somewhat different form other redirection plugins as this plugin does not create redirects. This is light weight plugin that does not create additional server request. Developed by Peter Raschendorfer.
Simple and nice redirect plugin for wordpress. This plugin easily allow users to replace the default 404 page with any other custom page.
Another nice feature of this plugin is that it also record the keyword that caused 404 error to your page. This plugin was developed by Kunal Nagar.
This plugin was developed by code canyon. You can easily customize your 404 pages. It also have option to record visitors search term that caused 404 error in your website. Fully responsive on all devices. You can easily customize the 404 template. So these are the 6 Best Free 404 Redirect Plugins for WordPress website that you can easily setup in your blog.