The 404 error page is very important to every blog visitors because this will help them to navigate to the right page for appropriate view. Having the 404 error page enables you to have long lasting visitors and this has to do with different process but all you need to do is to follow this simple steps below.
Click Here to check my 404 page: http://naijasuregist.blogspot.com/404. The easiest way to get to it is to type 404 after your URL – http://yourblogname.blogspot.com/404/
Step 1: You need to login to your blogger account and then click on the blog you want to work on.
Step 2: Now scroll your mouse down to the settings tab and just click in it
Step 3: On the settings drop down menu click on search and preference button
Step 4: Now after the meta tag description you will find the custom page not found just click on the edit button by the side.
Step 5: Now copy this code below and paste it inside the box given to you and click on the save changes button below.
<!-- ZB Default Template -->
<div style="line-height: 30px;">
<span style="color: red; font-size: large;">
<strong><span style="color: red; font-size: large;"> Oops!</span></strong></center>
<strong><span style="color: red; font-size: large;">
</span> <span style="color: #666666;">
It Looks like you have clicked a Page that dose not exist or has been remove. Kindly do one of the followings fast:
<ol style="line-height: 25px;">
<li><a href="http://www.naijasuregist.blogspot.com/"> Go Back</a> </li>
<li>Report the Problem to us for our engineer's to work on it by <a href="https://naijasuregist.blogspot.com.ng/p/do-you-have-any-news-suggestion.html">Clicking Here</a> (<em>This will help us serve you better, we care</em>) </li>
<li>Go To Homepage by <a href="https://naijasuregist.blogspot.com/">Clicking Here</a>
<h2 style="font-size: 35px; margin: 0; text-align: center;">
<h3 style="font-size: 17px;">
Sorry, You are trying to reach an invalid page...!<br /><a href="https://www.blogger.com/">Click here</a> to go to Homepage <br /> Have a nice Day...</h3>
<img src="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRsI7oyqMLj4NbtiOzRHO69IkNphBRabgvqnt5F46L5d7fxve9k" />
<span style="font-size: large;"><a href="https://naijasuregist.blogspot.com.ng/p/do-you-have-any-news-suggestion.html">Chivalry Benson</a> is working hard to make this work!</span></div>
Change the link underlined in yellow to your page link and also your contact link too.
Now click on save button and that's all
Don't forget to drop your comment below thanks.