Link Juice
The value passed from one page to another through a link.
Does 301 Redirects Pass Link Juice?
Yes, a 301 redirect passes link juice from the redirected URL to the destination URL, helping to maintain or transfer the SEO value of the original URL to the new one.
If you want to redirect your Expired Domains or Existing Domain of your check 301 Bridge Redirect (Domain Redirect).
Does Canonical Tags Pass Link Juice?
Canonical tags tell search engines which version of a page is preferred when there are duplicates. They don’t pass link juice but help prevent SEO issues with duplicate content.