Dear EJIOGU Didi,
Good day! Thank you for posting to Microsoft Community. We are happy to help you.
I’m sorry you’re having a problem but based on your description we can work together to resolve it.
For the situation you encountered, we deeply understand the inconvenience caused and apologize for it.
As per your description, firstly, may I know does issue happened to specific Excel document file? also, may I know have you tried You can open your Excel file in safe mode to check whether it related to add-ins.
May I know, does the formula bar not showing in your Excel sheet? the Ita setting issue(File/Options/Advanced/Display/Check show formula bar).
Also, could you please confirm does this file have macros?
In the meantime, to confirm whether this is a bug in a specific version, please provide us the version information. To check version: Open any Office e.g., Word>File>Account>Product Information and capture a full screenshot and share here (Please mask your private message for protecting your private message) and we will be tested on that version and verify the result with you.
Once again, I apologize for the inconvenience this has caused. We appreciate your patience and understanding and thank you for your time and cooperation.
Sincerely,
Ralph Chawatama | Microsoft Community Moderator