For each of us seoer must go through the process is the site's revision, this article will introduce some common in the revision of the site is easy to make mistakes SEO and how we avoid them.
The following is part of our common website revision:
Change the Web publishing software, for example, you might replace WordPress with a blogger.
Change your URL address, such as your site at the URL using the query string (?/example.php ID = 9), and you may change them to make them shorter for the search engine more friendly.
Change the look and feel of your site, which involves changing the site's theme and layout.
Change the domain name, and your team may need to modify the domain name for marketing or branding reasons.
A good example of changing the server-side scripting technology for a Web site is the migration of a ASP.NET/MS SQL Server database like php/my SQL.
All of these times may be affecting your optimization. In most cases, the site's administrator/site owners have not been able to fully understand the site's revision of the site in search engine rankings of the impact of the huge. They may lose a lot of traffic because of the revision, which means losing sales and revenue. This article I will pass some of us in the revision process is easy to make mistakes to explain how the site after the revision of the site to reduce the impact of SEO.
Error 1: Do not make a comprehensive backup of the website before making the website revision.
What happens when you don't have a full backup of your site before you make a website revision? You are making a serious mistake that could cause your site to be unusable. Your site's backup can be in the revision of the last resort to undo the operation. The right thing to do is to make sure that you have carefully backed up your site's files, content, and database before doing any important website revisions. And a copy is saved locally.
Error 2: Not preparing an old site content URL address exhaustive list
At some major site revisions, such as changing your CMS, layout, or Web technology, the URL address of the content on your old site needs to change. The main purpose of having a URL address for the old content of a site is to be passed their ginger tea these URLs are redirected to the new address via 301. Without a complete list, you will cause content to be lost or duplicated, or even make the content of your site appear on the 404 error page. This result will cause your site to lose a lot of traffic, serious words may lead to your site by the search engine penalty, because the occurrence of duplicate content is the most vulnerable to hair search engine. How to make a simple list? You can use the software that simulates spiders to crawl before the website is revised, such as Xenu, then get the old URL address list of the site, and make sure that these are the URL address of the correct content specification. Do not include session IDs, because they are considered to be nonstandard URLs in Google's eyes. Once you've found the URL address you want, you can export it to an Excel table, and the next step is to check with your old URL for a 301 redirect to the new address.
Error 3: The entire URL is redirected to the home page
This is a serious mistake, because if these addresses are ranked in search engines, search engines will no longer be able to find a new URL address. Therefore, the rankings will fall because of the lack of corresponding pertinence. The right thing to do is to make sure that the old URL address is redirected to the new URL. And it must be very important that the new URL address of the head state must be 200 or http/1.1 OK. and cannot be redirected to another URL address.
The revision of a website also need to notice a lot of problems, the author simply listed a few of us easy to make mistakes, I hope that the site in the revision period you have to help.
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