Share file options (menu nor icons on the top right) not displaying on my acrobat dc.

Hi @saka5FD5, 

Sorry for the troubled experience. Please ensure your copy of the Acrobat is updated. 
To check for any pending updates, launch Acrobat > Help > Check for updates. Once the update is done, if any updates are pending, try checking again. If the issue persists, help us with the following information:
- Is your machine an IT-managed machine?
- Version of Acrobat installed on your machine: https://adobe.ly/3De4qzI;
- OS name and version. 
- Screenshot or video of the issue at your end. 

Please provide us with the requested information that will help us to check the problem and understand the problem. And we will be in a better position to suggest further steps or a solution.