How to install Page Number Navigation
Go to Blogger Dashboard> Template> Click on the Edit HTML Button. Click inside the html code area and press Ctrl+F for open the HTML search box.Now, find this code </head> by using your search box. When you get it then copy below code and paste the code just above or before </head>.
There two style of this Page Navigation Light and dark Colour, you can choose which one is better.
Light Colour
<b:if cond='data:blog.pageType != "item"'>
<b:if cond='data:blog.pageType != "static_page"'>
<style type='text/css'>
/* Page Navigation */
#blog-pager{background:#fff;clear:both;width:auto;padding:22px;line-height:normal;position:relative;display:block;text-align:left;overflow:visible;margin:20px 0 5px 0}
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{position:relative;background:#fff;display:inline-block;font-size:13px;color:rgba(0,0,0,.8);padding:5px 8px;margin:0 4px 0 0;box-shadow:0 1px 4px 1px rgba(0,0,0,0.1);border-radius:2px;transition:all .3s}
.showpageNum a:before{content:'';position:absolute;top:0;bottom:0;left:0;right:0;box-shadow:inset 0 -2px 2px rgba(0,0,0,0.02);transition:box-shadow 0.5s}
.showpage a:hover,.showpageNum a:hover,.showpagePoint:hover{background:rgba(0,0,0,0.03);color:#333;position:relative;}
.showpagePoint{background:#2980b9;color:#fff;}
@media screen and (max-width:640px) {
#blog-pager {padding:12px;}
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{margin:0 2px 2px 0;box-shadow:0 1px 2px 1px rgba(0,0,0,0.1);}}
@media screen and (max-width:320px) {
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{padding:3px 6px}}
</style>
</b:if>
</b:if>
Dark Colour
<b:if cond='data:blog.pageType != "item"'>
<b:if cond='data:blog.pageType != "static_page"'>
<style type='text/css'>
/* Page Navigation */
#blog-pager{background:#2d3141;clear:both;width:auto;padding:22px;line-height:normal;position:relative;display:block;text-align:left;overflow:visible;margin:20px 0 5px 0}
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{background:rgba(255,255,255,.1);display:inline-block;font-size:13px;color:rgba(255,255,255,.8);padding:5px 10px;margin:0 2px 0 0;border-radius:2px;transition:all .3s}
.showpage a:hover,.showpageNum a:hover,.showpagePoint:hover{background:rgba(0,0,0,0.2);color:#fff;position:relative;}
.showpagePoint{background:#70c3eb;color:#fff;z-index:200;position:relative;}
@media screen and (max-width:640px) {
#blog-pager {padding:12px;}
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{margin:0 2px 2px 0}}
@media screen and (max-width:320px) {
.showpage a,.showpageNum a,.showpagePoint,.showpageOf{padding:3px 6px}}
</style>
</b:if>
</b:if>
The next step, Please copy the code below and paste above or before </body>.
<b:if cond='data:blog.pageType == "index"'>
<script type='text/javascript'>
/*<![CDATA[*/
var postperpage=7;var numshowpage=3;var upPageWord ='Prev';var downPageWord ='Next';var urlactivepage=location.href;var home_page="/";
/*]]>*/
</script>
<script src='https://cdn.rawgit.com/Arlina-Design/redvision/master/unlipage.js' type='text/javascript'/>
</b:if>
Note : You can change postperpage=7 and numshowpage=3 by your own interest.Then, Looking for the code like below.
<b:includable id='main' var='top'>
Scroll your mouse until you find the code like below (Standard code from Blogger).
<!-- navigation -->
<b:include name='nextprev'/>
Replace the code above (almost same) with the code below.
<!-- navigation -->
<b:if cond='data:blog.pageType == "index"'>
<b:include name='nextprev'/>
<b:else/>
<b:if cond='data:blog.pageType == "archive"'>
<b:include name='nextprev'/>
<b:else/>
<b:if cond='data:blog.homepageUrl != data:blog.url'>
<!-- navigation -->
<b:include name='nextprev'/>
</b:if>
</b:if>
</b:if>
Finally, click save and Unlimited Page Navigation was installed on your Blog. Easy way to get awesome Unlimited Page Navigation.
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