Hi Rrhondak,
We're sorry for the trouble you had while removing the Bates number, please reboot the machine once and try again and see if this brings any difference.
Please refer to the following Adobe discussions and try the suggestions Removal of Bates numbering in Adobe Acrobat Pro X
Bates Numbering | Acrobat for Legal Professionals
Please check for any pending updates of Acrobat from help>check for updates, reboot the machine after updating Acrobat.
What is the dot version of Acrobat installed? To identify refer to Identify the product and its version for Acrobat and Reader DC
Is it a Mac or Windows machine and what is the version of the OS installed?
let us know how it goes and share your findings.
Thanks,
Anand Sri.