After more than 15 years covering everything Apple, it’s with a heavy heart we announce that we will no longer be publishing new content on iMore and the iMore forums will be closing as of November 1st, 2024.
Are you asking about AppleCare +?
Read this. https://support.apple.com/en-us/HT202702
You can purchase additional protection within the first 60 days (from the date of purchase). For an iPad, tt gives you two years of protection. You cannot purchase more than that from Apple.