What does Google say about SEO? /
Redirects represent a critical technical component of search engine optimization, especially during site migrations, redesigns, or URL structure changes. This category compiles all official Google statements regarding the implementation of various redirect types (301, 302, 307, 308) and their SEO implications. Understanding Google's stance on redirects is vital for preserving page authority and rankings during structural modifications. SEO practitioners will find valuable insights on PageRank transfer, Googlebot processing timeframes, best practices for avoiding redirect chains, and context-specific recommendations (HTTPS migrations, mobile versions, international content). Google has significantly evolved its redirect handling over the years, notably regarding temporary redirects that can now pass ranking signals under certain conditions. This official documentation enables optimization of migration strategies, minimizes organic traffic loss, and ensures smooth transitions during URL changes while adhering to the search engine's technical guidelines. Whether planning a domain migration, implementing HTTPS, or restructuring site architecture, these authoritative declarations provide the foundation for making informed decisions that protect search visibility and maintain hard-earned rankings throughout technical transformations.
★★★ Why can a simple 301 redirect make all the difference during a website redesign?
If you change the address or URL of a page, use redirects from the old to the new address. This is an essential best practice when making structural modifications....
John Mueller Jan 23, 2024
★★★ Should You Worry About Migrating Your Domain from www to non-www for SEO?
On Mastodon, in response to a user wondering why their site's URL change, involving 301 redirects, was being poorly handled, John Mueller stated that switching from the www subdomain to the non-www ve...
John Mueller Jan 23, 2024
★★★ Can you migrate a website without redirects without risking a Google penalty?
There is no penalty applied to the new site if redirects cannot be put in place. However, both the old and new sites could be discoverable for a certain amount of time....
John Mueller Jan 16, 2024
★★★ How long should you really keep 301 redirects active after a site migration?
Google recommends maintaining redirects in place for at least one year after migrating to the new site....
John Mueller Jan 16, 2024
★★ Should you really delete an old website when redirects aren't an option?
If neither redirects nor replacement messages are feasible, Google suggests simply deleting the old website....
John Mueller Jan 16, 2024
★★★ Do redirects really transfer all SEO signals to your new site?
It is recommended to redirect the old site to the new one. Redirects allow search engines to transfer their existing signals to the new site, thereby improving the new site's positioning....
John Mueller Jan 16, 2024
★★ What should you do when redirects are technically impossible during a domain change?
If setting up redirects is not possible, it is recommended to replace the old content with text indicating that the site has moved to a new domain name....
John Mueller Jan 16, 2024
★★★ Should you really delete your old site after an SEO migration?
Google strongly recommends deleting or cleaning up the old website when launching a new site. The main reason is to avoid confusing users with potentially different information between the two sites....
John Mueller Jan 16, 2024
★★★ How Can You Prevent a Site Redesign from Destroying Your Google Rankings?
John Mueller advised a user who needs to launch a new site including various UI/UX improvements and new pages to carefully plan their site redesign to avoid any issues, stating: "ideally, describe all...
John Mueller Jan 09, 2024
★★★ Is returning HTTP 200 on a 404 page really cloaking or just a soft 404?
Returning an HTTP 200 status code for pages that should be 404 is generally considered a soft 404, not cloaking, and doesn't lead to penalties. However, it's undesirable. Solutions: configure a proper...
Gary Illyes Dec 18, 2023
★★★ Why do site migrations fail so often even with careful SEO preparation?
A site migration can mean many different things. It is essential to document all changes and identify their SEO implications. Fixing a failed migration takes far more time and effort than proper prepa...
Google Dec 18, 2023
★★ Why is patience essential when dealing with 301 redirects after a website redesign?
After implementing 301 redirects following a website redesign, it may take some time before Search Console accurately reflects the changes. It is advisable to be patient and wait for the system to upd...
Google Nov 30, 2023
★★ Should you really be merging and redirecting content regularly to boost your SEO performance?
Page merging and redirects are basic maintenance tasks that everyone should be doing on their site. Regularly reconsider whether you really need that content, if it's still relevant, and whether you c...
John Mueller Nov 21, 2023
★★★ Should You Avoid a Website Redesign for Fear of Losing Your SEO Traffic?
On the social network X, a user asked John Mueller if it was possible to prevent a drop in traffic and rankings after a website redesign, and how long it might take to return to normal. John Mueller n...
John Mueller Sep 19, 2023
★★ Should you really be using 307 and 308 redirects for SEO?
In addition to 301 and 302 redirects, the 307 and 308 types are also valid options you can use. All these types of HTTP redirects are properly supported by Google's search engines....
John Mueller Aug 31, 2023
★★★ Do 302 redirects really hurt your search rankings?
Contrary to what some SEO professionals may claim, 302 redirects are not bad for search engine optimization. This belief is an SEO myth that needs to be corrected, as Google handles this type of redir...
John Mueller Aug 31, 2023
★★★ Should you really choose redirects based on SEO impact or technical logic?
Google recommends using the type of redirect that is technically correct for your use case, rather than choosing based on supposed SEO impact. The choice should be based on technical criteria and not ...
John Mueller Aug 31, 2023
★★ Should you really worry about the SEO impact of redirects?
Search engines have been processing redirects since their earliest days and are therefore perfectly capable of handling them correctly. There is no reason to worry about their impact on SEO if they ar...
John Mueller Aug 31, 2023
★★★ Do 301 and 302 redirects really transmit the same amount of PageRank?
There is no difference between 301 and 302 redirects in terms of PageRank transmission. Both types of redirects are treated the same way by Google regarding PageRank, so you shouldn't worry about the ...
John Mueller Aug 31, 2023
★★★ Should You Really Avoid Changing Your 301 Redirects Too Frequently?
On Reddit, John Mueller explained that it is possible to cancel a permanent 301 redirect, but that he doesn't recommend doing this to redirect content elsewhere in the short term: "I would prefer that...
John Mueller Jul 18, 2023
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