Recover Perpetual Licenses

Acrobat X is long gone. 

https://helpx.adobe.com/acrobat/kb/end-of-support-acrobat-x-reader-x.html

Log-in below with your Adobe ID & Password.

https://account.adobe.com/products

The current version of Acrobat Pro Continuous Release is 2024.  It contains the latest security & compatibility updates required for continued use of the product.

MODERN OPTIONS:

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FREE Acrobat Reader -- view, comment, & sign PDF.
https://acrobat.adobe.com/us/en/acrobat/pdf-reader.html

Paid Acrobat (Pro or Standard) -- the complete solution for creating and saving PDF.
https://acrobat.adobe.com/us/en/acrobat/acrobat-pro.html

Hope that helps.

in the future, to find the best place to post your message, use the list here, https://community.adobe.com/

p.s. i don't think the adobe website, and forums in particular, are easy to navigate, so don't spend a lot of time searching that forum list. do your best and we'll move the post (like this one has already been moved) if it helps you get responses.

<"moved from using the community">

you may have a tough time with that, but this is available to you (though whether it's applicable to you, i don't know) - https://helpx.adobe.com/x-productkb/policy-pricing/volume-licensing-site.html

also, if you purchased from or registered with adobe and remember your adobe id, you can check your account - https://account.adobe.com