5_6312172753277419843 -

The identifier appears to be a unique internal file name or a Telegram document ID rather than a widely recognized public guide or software version. Because this ID is specific to a private or shared file, there is no universal "official guide" for it.

Could you provide more on where you found this ID or what the document's topic is supposed to be? Adobe PDF document guide for the web 5_6312172753277419843

: If the file is too large to email, you can use online tools like the Adobe PDF Compressor to shrink it without losing significant quality. 3. Safety & Troubleshooting The identifier appears to be a unique internal