Redirect the different version URLs of your homepage to one preferred URL in a seo-friendly manner. Use this tool
Losing web pages, creating new ones, moving content from one page to another, or moving an entire website to a different server are times when you need to do landing page 301 redirects.
You do this to make sure that people who click a link to your old and possibly deleted landing page are automatically taken to the new landing page in a search engine-friendly manner. Use this tool
Here's a convenient way to make sure each URL you are expecting to do a SEO friendly 301 redirect actually returns the 301 Moved Permanently HTTP status code under the hood. Use this tool