Mapsoft has released a 64 bit Windows version of TOCBuilder
Mapsoft's TOCBuilder Embraces the Future: Introducing 64-bit Support in Sync with Adobe Acrobat's Transition With the release of Adobe Acrobat DC and Adobe Acrobat 2020 as 64bit versions, Mapsoft has released a 64 bit Windows version of its plugin, TOCBuilder. The installer is now able to determine if the installed version of Acrobat is 32 or 64 bit and install the appropriate version. Adobe is no longer supporting 32bit operating systems - https://helpx.adobe.com/uk/acrobat/kb/end-of-support-acrobat-reader-32-bit-os.html . It is important to note that this does not mean that the 32bit executable of Adobe Acrobat is not supported on 64 bit Windows. However updates of Acrobat in the future will start to update to 64bit and it is for this reason that we decided to produce a 64bit version of TOCBuilder. See more details of TOCBuilder on our website. How do I know if I have a 32 or 64 bit version of Adobe Acrobat installed? Adobe have been good enough to output this information on