How to maintain Old SEO links in Google in New Websites

# 1 > Modify .htaccess file in Old site
=> Create a .htaccess file in the old location where the website was/ open if the file already exists
=> Go to the old link (in google) that doesn’t work
     and the error will display
=> copy this link (/olddirectory/oldfile.html)
=> and  paste into your .htaccess file adding the new site, new directory and new file similar to the following
Redirect /olddirectory/oldfile.html http://newsite.com/newdirectory/newfile.html