In order to fix the error message The program can’t start because ApiClient.dll is missing from your computer, when opening Office, follow the below suggestions: In ...

Follow these steps in the order they're listed: Do not, under any circumstances, download advrcntr5.dll from any "DLL ...

Download the appropriate DLL file version for your system type. After downloading, navigate to your downloads folder. Extract the zipped DLL folder using WinRar or 7zip by right-clicking on it.

Now restart your computer and upon reboot, check if the DLL issue is resolved. If it is, then download and reinstall the application along with its device driver. When it’s done, check and see ...