There are different ways to find your serial number depending on how you obtained your product. Here are some common scenarios and how to locate your serial number:
If you bought Adobe Acrobat XI Pro 11.0.07 from the Adobe website or an authorized reseller, you should have received an email with your serial number. Check your inbox or spam folder for an email from Adobe with the subject line "Your Serial Number" or "Your Product Registration Info". If you can't find the email, you can also log in to your Adobe account at //www.adobe.com/account.html and go to "Plans & Products" > "View all" > "Products" > "View your products". You should see your serial number listed under Adobe Acrobat XI Pro 11.0.07. If you bought Adobe Acrobat XI Pro 11.0.07 as a physical product, such as a DVD or a box, you should find your serial number on a sticker or a card inside the package. The serial number is usually a 24-digit alphanumeric code that starts with 1118. If you downloaded Adobe Acrobat XI Pro 11.0.07 from a torrent site or a crack site, you may have obtained an illegal copy of the software that does not have a valid serial number. In this case, you are violating the terms of use and the intellectual property rights of Adobe, and you may face legal consequences. We strongly advise you to uninstall the pirated software and purchase a legitimate copy of Adobe Acrobat XI Pro 11.0.07 from the official website or an authorized reseller.
Once you have your serial number, you can enter it during the installation process or after launching the software for the first time. Follow the on-screen instructions to complete the activation process and enjoy using Adobe Acrobat XI Pro 11.0.07.
Adobe Acrobat XI Pro 11.0.07 is a powerful and versatile software that allows you to create, edit, convert, sign, and share PDF documents. You can also use it to fill out forms, add comments, apply digital signatures, protect your files, and collaborate with others. Adobe Acrobat XI Pro 11.0.07 is compatible with Windows and Mac operating systems, and it supports various file formats, such as Word, Excel, PowerPoint, JPEG, PNG, and more.
Note: Pre-August 2019 versions of Acrobat, Acrobat 2017, and Acrobat 2015 applications cannot be licensed on macOS 10.15 Catalina and later versions. Adobe recommends customers updating their Acrobat, Acrobat 2017, or Acrobat 2015 to the latest release. To update from within the application, on the Help menu, choose Check for updates and follow onscreen instructions to complete the update process.
Language versions
Acrobat Pro, Acrobat Standard
The Acrobat desktop app is available in the following languages:
† Available on Windows only.
‡ The North African French (Français) version is a French application user interface with Arabic/Hebrew right-to-left language support enabled by default.
§ For Arabic and Hebrew, the application user interface is in English and Arabic/Hebrew right-to-left language support is enabled by default.
The Acrobat Reader mobile app is available in all the above languages except Hungarian, North African French, Slovak, Slovenian, and Ukrainian. Right-to-left language support is not provided.
Browser-based PDF services app is available in these languages: English, Brazilian Portuguese, Danish, Finnish, French, German, Italian, Japanese, Norwegian, Spanish, Swedish, Dutch, Korean, Czech, Polish, Turkish, Russian, Chinese Simplified, and Chinese Traditional.
Language availability varies when working with features supported by Adobe Document Cloud services. For more information, see Document Cloud Language Tiers.
Adobe online services are available only to users 13 and older and require agreement to additional terms and the Adobe Privacy Policy. Online services are not available in all countries or languages, may require user registration, and may be discontinued or modified in whole or in part without notice. Additional fees or subscription charges may apply.
Acrobat XI Pro and ran into a small issue during install. I had older files on the new laptop from a failed install, but this time I selected "overwrite" instead of "skip" and to my surprise, it was finally error free after that. I was so ecstatic that it successfully installed on my kid's Windows 11 Home 64-Bit after several months of trying. I hope you had a similar result, thank you for posting the question!