Dear Ramya B,
Good day! Thank you for posting to Microsoft Community. We're happy to assist you.
To help you better, we would like to collect more detailed information you're experiencing for further investigation:
- Are you having issue with Restrict access to workbooks with Information Rights Management in Excel as described in this guide? For your reference: Restrict access to workbooks with Information Rights Management in Excel - Microsoft Support
- Could you please share some screenshots of the issue encountering, error prompts, the working scenario and non-working scenario with us?
- If using Excel desktop app, please also share your Excel version by navigating to File > Account and take a screenshot as shown below:
- Is there any difference between the working system and non-working system?
Thank you for your patience and understanding that the initial response may not resolve the issue immediately or there may be a misunderstanding of the scenario. We look forward to receiving updates on further suggestions.
Thank you for your valuable time. We wish you good health and safety! 😊
Sincerely,
Sophia | Microsoft Community Moderator